These are my links for February 3rd 2012 from 13:13 to 16:20:

• Radical Videogamers Go on Nonkilling Spree – WSJ.com – "Videogames have long been assailed for their violent themes and gruesome imagery. But a small slice of players has embraced a new strategy: not killing. They are imparting real-world morals on their virtual-world characters and completing entire games on a "pacifist run"—the term for beating a blood-and-guts adventure without drawing any blood."
• BBC News – The world’s biggest cities: How do you measure them? – "Three scholars who in 2009 compared eight different lists of top cities by population, found there were 30 "top 20 cities" in total."
• Ow.ly – image uploaded by @sumit (sumit paul-choudhury) – A triangular castle in an 8,000 year-old wood >