Friday earworm | MetaFilter

http://www.metafilter.com/118097/Friday-earworm

BBC News - Microsoft fixes 'big boobs' coding gaffe

http://www.bbc.co.uk/news/technology-18922629#

Layer 8: The world's 23 toughest math questions

http://www.networkworld.com/community/blog/worlds-23-toughest-math-questions