Vaurien, the Chaos TCP proxy - I'm itching to use this, without any pressing justification. There's just something very appealing about throwing glitches and noise into any system and seeing what happens.
How food shapes our cities - This gave me a sense of wonder at how far we've come so quickly, with just a couple of centuries (or these days a few hundred miles and a border or two) separating us from desperately unreliable food supplies.
Heather Arthur - And then sometimes people suck. It's actually good to see this get some attention, being respectful about other people's didn't come naturally to me. It took a good first lead programmer to point out that while I was being snobbish about the original Diablo code I was working on porting, the original engineers were rolling in money like Scrooge McDuck, so who was the idiot?