Bill Gates unplugged | Video on TED.com
http://www.ted.com/talks/bill_gates_unplugged.html

bill gates talks about world probems and how we can solve them

Via Timgo

Bill Gates hopes to solve some of the world's biggest problems using a new kind of philanthropy. In a passionate and, yes, funny 18 minutes, he asks us to consider two big questions and how we might answer them.