The Story of Alice and her Boss (Real Life ™ Collision in MD5)
Differentiating from the usual stories about finding attacks on some algo that works in 2^127 instead of 2^128, these guys claim to have calculated in several hours (not years!) two postscript files with identical MD5. While waiting for more Real Life ™ stories of hell breaking loose due to hacked signed GNU/Linux binaries or whatever, read the story of Alice and her Boss (Hey, politically correct zealots, why not Andrew and his Bossess?)