802.11b networking is limited only by the imaginations of those who can get their hands on it?and with prices dropping as time goes on, the number of people who are hacking it will only increase. People are constantly pushing the boundaries of what is possible with wireless networking, community projects, and novel uses of the Internet. If you're interested in extending the gear, sign on to any of the great local wireless mailing lists, buy yourself some gear, and get started.