2) I use an Apple iBook G4, and i'm looking for a CHEAP gps that would work with my computer and would work with MacStumbler.
http://www.rayming.com/products/tripnav_tn200.htm
these can be had for $80 ish, and have osx drivers as well as NMEA 0183
radio shack had a little round gps they were selling off for $50, it was serial
though, not sure if they've still got them as i believe it was a an old stock
clearance and it was a while ago
