Some thoughts to consider when going 802.11g.....
' In the absence of a certification program, there might even be problems connecting 11g products to existing 11b equipment -- the kind that's installed in Starbucks and just about anywhere else you might want to use a wireless notebook. Though the Linksys Wireless-G products worked with most of the 11b equipment I tried, I couldn't get a Netgear dual-band 11a/11b card to connect to the Wireless-G access point in 11b mode.
When I reported the problem, Linksys said it guarantees that its 11g products will work with Wi-Fi-certified 11b equipment, but that the Netgear card in question hasn't been certified. A Netgear spokeswoman responded that the design its card is based on has been certified, so the problem must be Linksys' fault. '