Troll comments on YouTube video by sending comment via postal mail to uploader's home

Bill and Mara, Florida-based electrical engineering majors, decided to get married. Their shared passion for their field inspired them to theme their "ultimate geek wedding" as “Circuit and Swirls,” and they created invitations with LED-running circuits.

Ever the DIY-er, Bill posted a video and a how-to on his blog.

Some jerk mailed a handwritten manifesto (which he described as a "concerned warning") to their home address, because sometimes posting a nasty YouTube comment on someone's sweet shared thing just isn't enough.

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(via Matt Richardson)