I have a whole Saturday to geek out. Have a bit of real work to do, some personal finance, some filing, and some fun projects to work on. So a little rambling here as I go. Gave some thought to how a 10 digit phone number can support just shy of a billion people. There are are 303,824,640 in the US now. We each may have 3.29 phone numbers. Let's see, I have a landline, a cell phone, a Google Voice number, and a personal efax number. I've exceeded my share. Interesting article from PCWorld (via Digg ) about how the cell phone is changing the life of children on the planet. Did you know there are onl y 1.27 billion landlines, but over 4.1 billion cell phone subscriptions? Better connectivity is thought to improve education, healthcare, political organization, and can reduce fraud. When I was in Journalism School in the late 70's theory then was that the then looming satellite TV technology would bring news across borders and help eliminate totalitarian regimes . I ...