Hacker News stories for 7 PM on Thursday Nov 22, 2012

0.927 Thumbd, An Image Thumbnailing Service Built on Node.js, SQS, and S3 comments

0.771 Logic Programming slides from #HNLondon comments

0.662 SimpleCart(js) - Javascript Shopping Cart comments

0.245 Regulators Demanding Uber Price Increase to $75 minimum in Vancouver comments

0.041 Windows 8 store apps pass 20,000 mark, almost 18,000 are free comments