China's Shenzhen will soon be allowing passengers to use their mobile phones in flight. The service, provided by OnAir, will allow passengers to make calls and send text messages as well as access the Internet via laptops during flights.
According to the company, it will take a year to be up and running, but they anticipate that three demonstrator aircraft will be in use by the Beijing Olympics next year.
I've always found it a source of frustration to not be connected while traveling across the country for 5-8 hours at a time, only to hurry to make deadlines once I land.
Hopefully, this will be ubiquitous very soon.