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	<title>Comments on: Gran Turismo concept car built and run with help from 3D&#160;printer</title>
	<atom:link href="http://boingboing.net/2011/02/12/gran-turismo-concept.html/feed" rel="self" type="application/rss+xml" />
	<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html</link>
	<description>Brain candy for Happy Mutants</description>
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		<title>By: Anonymous</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025820</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025820</guid>
		<description>What material did iMaterialize use?</description>
		<content:encoded><![CDATA[<p>What material did iMaterialize use?</p>
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		<title>By: IamInnocent</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025324</link>
		<dc:creator>IamInnocent</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025324</guid>
		<description>200 km/h isn&#039;t that fast. Was it designed with any racing qualities or just for looks, more likely ?</description>
		<content:encoded><![CDATA[<p>200 km/h isn&#8217;t that fast. Was it designed with any racing qualities or just for looks, more likely ?</p>
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		<title>By: RikF</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025590</link>
		<dc:creator>RikF</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025590</guid>
		<description>Similar visual effect, but a different design

http://en.wikipedia.org/wiki/Butterfly_doors</description>
		<content:encoded><![CDATA[<p>Similar visual effect, but a different design</p>
<p><a href="http://en.wikipedia.org/wiki/Butterfly_doors" rel="nofollow">http://en.wikipedia.org/wiki/Butterfly_doors</a></p>
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		<title>By: RikF</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025591</link>
		<dc:creator>RikF</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025591</guid>
		<description>You do realise that a lot of concept cars don&#039;t get above about 10mph, if they move at all?  This isn&#039;t a production design that&#039;s being tested, it&#039;s a one-off designed to market the brand.</description>
		<content:encoded><![CDATA[<p>You do realise that a lot of concept cars don&#8217;t get above about 10mph, if they move at all?  This isn&#8217;t a production design that&#8217;s being tested, it&#8217;s a one-off designed to market the brand.</p>
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		<title>By: Muse</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025599</link>
		<dc:creator>Muse</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025599</guid>
		<description>The story makes it sound like the majority of the car was 3D printed. That is not the case. This is not different than most modern concept cars which use a combination of 3D printing, CNC and a whole bunch of spectacularly skilled designers, engineers and craftsmen to fabricate one of a kind vehicles. 

Stereolithography is not a new technology, although I haven&#039;t seen pieces quite as big as used in this car. The 3D printed parts were all used on the interior of the car (not shown in the video) and it must have taken a ton of hand finishing to make them show car ready. We are still a long way off from simply being able to hit a &quot;print&quot; button and have an entire, running vehicle emerge. The only car I have heard of that claims to have an entirely 3D printed body is the underwhelming looking &lt;a href=&quot;http://www.fastcompany.com/1698943/the-urbee-hybrid-the-first-car-to-have-its-body-3-d-printed&quot;&gt;Urbee Hybrid&lt;/a&gt;, but I can&#039;t find any construction images, so it probably still needed hours of sanding and cleanup before it was smooth enough to paint.

If people knew how much labor, skill and artistry it takes to execute a typical concept car, they would be shocked. </description>
		<content:encoded><![CDATA[<p>The story makes it sound like the majority of the car was 3D printed. That is not the case. This is not different than most modern concept cars which use a combination of 3D printing, CNC and a whole bunch of spectacularly skilled designers, engineers and craftsmen to fabricate one of a kind vehicles. </p>
<p>Stereolithography is not a new technology, although I haven&#8217;t seen pieces quite as big as used in this car. The 3D printed parts were all used on the interior of the car (not shown in the video) and it must have taken a ton of hand finishing to make them show car ready. We are still a long way off from simply being able to hit a &#8220;print&#8221; button and have an entire, running vehicle emerge. The only car I have heard of that claims to have an entirely 3D printed body is the underwhelming looking <a href="http://www.fastcompany.com/1698943/the-urbee-hybrid-the-first-car-to-have-its-body-3-d-printed">Urbee Hybrid</a>, but I can&#8217;t find any construction images, so it probably still needed hours of sanding and cleanup before it was smooth enough to paint.</p>
<p>If people knew how much labor, skill and artistry it takes to execute a typical concept car, they would be shocked. </p>
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		<title>By: Methusedalot</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025345</link>
		<dc:creator>Methusedalot</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025345</guid>
		<description>If it was designed for looks it is a failure.  That is one ugly car.</description>
		<content:encoded><![CDATA[<p>If it was designed for looks it is a failure.  That is one ugly car.</p>
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		<title>By: turn_self_off</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025601</link>
		<dc:creator>turn_self_off</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025601</guid>
		<description>Iirc, its by design. Hell, i recall reading that in certain parts of the world they want cars that are intimidating on the outside (almost like a tank) while very comfortable on the inside (i think womb-like was referenced).

Also, i think sound have a very big influence on driving behavior. Put a big rumble in the engine and people will drive more aggressively.

Modern car design is very much psychology, but then again everything is in the hunt for that extra percentage of sales.</description>
		<content:encoded><![CDATA[<p>Iirc, its by design. Hell, i recall reading that in certain parts of the world they want cars that are intimidating on the outside (almost like a tank) while very comfortable on the inside (i think womb-like was referenced).</p>
<p>Also, i think sound have a very big influence on driving behavior. Put a big rumble in the engine and people will drive more aggressively.</p>
<p>Modern car design is very much psychology, but then again everything is in the hunt for that extra percentage of sales.</p>
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		<title>By: lazyopportunist</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1026116</link>
		<dc:creator>lazyopportunist</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1026116</guid>
		<description>Your observation is profound!
Only a furrowed-brow, highly stressed executive could afford such a status-symbol.</description>
		<content:encoded><![CDATA[<p>Your observation is profound!<br />
Only a furrowed-brow, highly stressed executive could afford such a status-symbol.</p>
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	<item>
		<title>By: shashi2005</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025362</link>
		<dc:creator>shashi2005</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025362</guid>
		<description>Modern vehicles seem to scowl.

Old cars had happy faces on them. The Morris minor, the Cortina or Singer Vogue and VW Beetle were *happy* looking cars.


</description>
		<content:encoded><![CDATA[<p>Modern vehicles seem to scowl.</p>
<p>Old cars had happy faces on them. The Morris minor, the Cortina or Singer Vogue and VW Beetle were *happy* looking cars.</p>
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	<item>
		<title>By: Chentzilla</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025371</link>
		<dc:creator>Chentzilla</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025371</guid>
		<description>You probably should mention that it happened back in 2008.</description>
		<content:encoded><![CDATA[<p>You probably should mention that it happened back in 2008.</p>
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		<title>By: Muse</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025892</link>
		<dc:creator>Muse</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025892</guid>
		<description>iMaterialize used &lt;a href=&quot;http://en.wikipedia.org/wiki/Stereolithography&quot;&gt;stereolithograpy&lt;/a&gt; to print the parts. That means that the parts are resin. Looking at the photos in the &lt;a href=&quot;http://i.materialise.com/blog/wp-content/uploads/2010/12/mammoth03.jpg&quot;&gt;article&lt;/a&gt; and comparing them to the finished car, they are copper in the &lt;a href=&quot;http://www.ultimatecarpage.com/images/large/3863/Citroen-GT-Concept_11.jpg&quot;&gt;final photos&lt;/a&gt;. My guess is that the printed parts needed lots of hand sanding and then were just used to make molds, then laid up in fiberglass or carbon fiber and finally plated with copper.</description>
		<content:encoded><![CDATA[<p>iMaterialize used <a href="http://en.wikipedia.org/wiki/Stereolithography">stereolithograpy</a> to print the parts. That means that the parts are resin. Looking at the photos in the <a href="http://i.materialise.com/blog/wp-content/uploads/2010/12/mammoth03.jpg">article</a> and comparing them to the finished car, they are copper in the <a href="http://www.ultimatecarpage.com/images/large/3863/Citroen-GT-Concept_11.jpg">final photos</a>. My guess is that the printed parts needed lots of hand sanding and then were just used to make molds, then laid up in fiberglass or carbon fiber and finally plated with copper.</p>
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		<title>By: Jean-Luc Turbo</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025395</link>
		<dc:creator>Jean-Luc Turbo</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025395</guid>
		<description>I have to admit that the design so appeals to my inner 13 year old...and I&#039;m not normally into mid-life crisis cars or ones that are designed to compensate for a poor endowment from God, if you will... </description>
		<content:encoded><![CDATA[<p>I have to admit that the design so appeals to my inner 13 year old&#8230;and I&#8217;m not normally into mid-life crisis cars or ones that are designed to compensate for a poor endowment from God, if you will&#8230; </p>
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		<title>By: drukqs</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025418</link>
		<dc:creator>drukqs</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025418</guid>
		<description>Obligatory: a car + a 2 minute video of enthralled men snapping photos + the &quot;Goodwood&quot; Festival of Speed.</description>
		<content:encoded><![CDATA[<p>Obligatory: a car + a 2 minute video of enthralled men snapping photos + the &#8220;Goodwood&#8221; Festival of Speed.</p>
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		<title>By: Anonymous</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025683</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025683</guid>
		<description>&quot;You wouldn&#039;t download a car, would you?&quot;

You bet your ass I would.</description>
		<content:encoded><![CDATA[<p>&#8220;You wouldn&#8217;t download a car, would you?&#8221;</p>
<p>You bet your ass I would.</p>
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		<title>By: Muse</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025684</link>
		<dc:creator>Muse</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025684</guid>
		<description>Yes it is intentional. Is anyone really surprised that a vehicle designed to be in a racing game looks aggressive?

In general, modern sports cars skew towards the &quot;angry face,&quot; but that is in direct response to customer demands. Almost without exception, sports cars that are initially designed with neutral or sad faces get &quot;angrier&quot; in later iterations.

For example, the &lt;a href=&quot;http://www.seriouswheels.com/abc/Audi-TT-Coupe-Front-Angle-1280x960.htm&quot;&gt;Audi TT&lt;/a&gt; originally had headlights that could be interpreted as neutral or even a bit sad.

The &lt;a href=&quot;http://www.seriouswheels.com/2011/a/2011-Audi-TT-Coupe-Front-Angle-Speed-1280x960.htm&quot;&gt;New TT&lt;/a&gt; has distinctly angry looking headlights.





</description>
		<content:encoded><![CDATA[<p>Yes it is intentional. Is anyone really surprised that a vehicle designed to be in a racing game looks aggressive?</p>
<p>In general, modern sports cars skew towards the &#8220;angry face,&#8221; but that is in direct response to customer demands. Almost without exception, sports cars that are initially designed with neutral or sad faces get &#8220;angrier&#8221; in later iterations.</p>
<p>For example, the <a href="http://www.seriouswheels.com/abc/Audi-TT-Coupe-Front-Angle-1280x960.htm">Audi TT</a> originally had headlights that could be interpreted as neutral or even a bit sad.</p>
<p>The <a href="http://www.seriouswheels.com/2011/a/2011-Audi-TT-Coupe-Front-Angle-Speed-1280x960.htm">New TT</a> has distinctly angry looking headlights.</p>
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		<title>By: krispyD</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025441</link>
		<dc:creator>krispyD</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025441</guid>
		<description>Butterfly doors?  is the common vernacular not Gull-wing? or is that an American thing?</description>
		<content:encoded><![CDATA[<p>Butterfly doors?  is the common vernacular not Gull-wing? or is that an American thing?</p>
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		<title>By: racerabbit</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025446</link>
		<dc:creator>racerabbit</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025446</guid>
		<description>Not going to lie, the design made my jeans feel tighter! Also, that exhaust note? Pure sexyfuntimes.</description>
		<content:encoded><![CDATA[<p>Not going to lie, the design made my jeans feel tighter! Also, that exhaust note? Pure sexyfuntimes.</p>
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		<title>By: Anonymous</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025447</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025447</guid>
		<description>You are all boring old men, I WANT!!!!!
If I can find 6 other people to help me rob some banks we can buy this car and have it for one day each per week.
Who cares if it&#039;s &#039;slow&#039; or odd looking, it&#039;s a car from a video game brought to life.</description>
		<content:encoded><![CDATA[<p>You are all boring old men, I WANT!!!!!<br />
If I can find 6 other people to help me rob some banks we can buy this car and have it for one day each per week.<br />
Who cares if it&#8217;s &#8216;slow&#8217; or odd looking, it&#8217;s a car from a video game brought to life.</p>
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		<title>By: Anonymous</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025452</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025452</guid>
		<description>They did a great job replicating the video game model. I do wonder exactly how long it took to do all that, from the project&#039;s beginning to the finished car.

Even if you don&#039;t like the car itself, at least consider the gigantic amount of man-hours required to do something like this. There are no machines where you can just lay there and lazily press a button to attach the fenders or weld the frame. People had to manually do all of that stuff, and they had no precedent from which to work. They had to engineer everything.

So, yeah. I&#039;m impressed. It&#039;s a pretty car, too.</description>
		<content:encoded><![CDATA[<p>They did a great job replicating the video game model. I do wonder exactly how long it took to do all that, from the project&#8217;s beginning to the finished car.</p>
<p>Even if you don&#8217;t like the car itself, at least consider the gigantic amount of man-hours required to do something like this. There are no machines where you can just lay there and lazily press a button to attach the fenders or weld the frame. People had to manually do all of that stuff, and they had no precedent from which to work. They had to engineer everything.</p>
<p>So, yeah. I&#8217;m impressed. It&#8217;s a pretty car, too.</p>
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		<title>By: turn_self_off</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025971</link>
		<dc:creator>turn_self_off</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025971</guid>
		<description>Puts some &quot;new&quot; context on the use of big cat names for the various OSX releases...</description>
		<content:encoded><![CDATA[<p>Puts some &#8220;new&#8221; context on the use of big cat names for the various OSX releases&#8230;</p>
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		<title>By: empathy44</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1025471</link>
		<dc:creator>empathy44</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1025471</guid>
		<description>They do tend to look like they are angry--or angry cat&#039;s of prey faces. Although, I&#039;ve noticed that from the back they often look happier...or like beavers (because of the license plate).</description>
		<content:encoded><![CDATA[<p>They do tend to look like they are angry&#8211;or angry cat&#8217;s of prey faces. Although, I&#8217;ve noticed that from the back they often look happier&#8230;or like beavers (because of the license plate).</p>
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		<title>By: codesuidae</title>
		<link>http://boingboing.net/2011/02/12/gran-turismo-concept.html#comment-1026774</link>
		<dc:creator>codesuidae</dc:creator>
		<pubDate>Wed, 30 Nov -0001 00:00:00 +0000</pubDate>
		<guid isPermaLink="false">#comment-1026774</guid>
		<description>Surface finish of 3D printed parts varies. Some are sufficiently smooth to be easily metalized to a mirror finish.</description>
		<content:encoded><![CDATA[<p>Surface finish of 3D printed parts varies. Some are sufficiently smooth to be easily metalized to a mirror finish.</p>
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