AT&T intros MiFi mobile hotspot

AT&T is joining the MiFi game. The mobile carrier will soon offer a portable Wi-Fi hotspot, which draws Internet connectivity from a 3G data network, in a market currently only served by Verizon and Sprint.

Virgin Mobile brings out pay-as-you-go MiFi

If you've ever wanted to have a backup Internet connection that you don't have to pay a monthly fee for, Virgin Mobile has just the thing you've been looking for.