If you are a nerd and you're not following Steve Jurvetson on Flickr, you should correct that. Why? Posts like this one, in which the VC and tech-thinker explores interesting things in interesting ways. "Barring a fracture of physics, we may be able to build quantum computers more powerful than the entire universe within 3 years. They harness the refractive echoes of many trillions of parallel universes to perform a computation, unlike anything we have seen before." Check out the full post, with annotations and more thoughts.