Banking on handheld Wi-Fis

ASSOCIATED PRESS

Ubiquitous Wi-Fi has yet to arrive, but several companies are betting that enough of us use home wireless routers or frequent public hotspots to justify buying a handheld Wi-Fi device that doesn’t double as a cell phone.

Though aimed at different audiences, the Sony Mylo COM-2, the Nokia N810 Internet Tablet and the Zipit Wireless Messenger 2 all let you save on cellular data service fees while leaving your laptop computer in its case.