Wireless Mania
burnsy and others sent in links to stories about 802.11b that are cropping up everywhere. The New York Times has one. (Well, two, actually.) Salon has one. InternetNews has a piece about Boingo, a new wireless start-up, that's also covered in this Forbes article. (The NYT article above also mentions Sputnik.) Both Boingo and Sputnik are trying to leverage the existing community wireless networks to speed their network build-outs. MIT's Tech Review has an interesting piece about a wireless start-up that has already tried and failed. Fixed wireless is also booming, according to an industry study.
You could make a pretty cluster then!
Cabling would be no problem.
Just think a hacker could sit outside you business without any physical connection to trace him. Not to mention industrial espionage.