While a range of new technologies have appeared that offer better Web browsing capabilities on mobile devices, most experts agree that the software remains <A HREF="http://www.eweek.com/article2/0,1895,1920439,00.asp?kc=ewnws020706dtx1k0000599">too limited and unpredictable</A> for business use. While there's obvious utility in accessing the Internet via a handheld device, Web content remains ill-suited for most handsets, network coverage can be spotty and keyboard controls are frustrating.