These aren't even new numbers on teen mobile phone use, and they're still eyebrow-raising. Pew/Internet's researchers looked back over all their data since 2004 in prep for a whole new study they'll release early next year, and – even in early 2008 - 85% of US 16-year-olds had their own cellphones (71% of all teens did). In 2004, 59% of 16-year-olds owned mobile phones. Let's look at Pew's full … [Read more...] about Fresh look at teen cellphone use: Pew memo