BBC NEWS | Magazine | 10 things we didn't know this time last week

BBC NEWS | Magazine | 10 things we didn't know this time last week: "The man who invented Ctrl+Alt+Delete retired on Friday. David Bradley, 55, spent five minutes writing the computer code that has helped bail out millions of PC users, while working for IBM in the 1980s. 'I may have invented it, but Bill Gates made it famous,' Bradley said. "