Filed under: CellphonesJust last month we heard that there were some 2.68 billion mobile accounts currently active in the world, but a new study by Informa has found that there are actually 3.3 billion subscriptions. This number is somewhat significant considering that it's approximately half of the world's population, but alas, not half of all Earthlings actually own a cellphone. Researchers found that 59 countries had mobile penetration over 100 percent