Hacker News stories for 2 PM on Tuesday Aug 21, 2012

0.662 Y Combinator Demo Day: Amicus makes good and money for non-profits comments

0.584 Feds to Break Up Tech’s Investor Party comments

0.182 PopCap Update comments

0.054 Twice Raises $4M (IA, SV Angel, CrunchFund) For Secondhand Clothing Marketplace comments

0.012 Glassmap (YC S11) Launches v2.0: Social News Feed Meets Real-Time Map comments