I would worry about the security of the wireless connection.
Hopefully (I have no info on this) they use some form of encryption, just as ATM transactions are heavily encrypted to avoid problems with wiretapping. Julian Thomas:
formatting link
In the beautiful Finger Lakes Wine Country of New York State! Warpstock 2005: Hershey, Pa. October 6-9, 2005 -
formatting link
One virus, two virii, three viriii, four viriv ... (Rob Slade) - Nine virix (jt)