just noticed on the AT&T website
that it appears that if you have DSL,
your account settings should work with WiFi
at McDonalds... and some other locations.

http://www.att.com/gen/general?pid=5949

http://attwifi.know-where.com/attwif...design=default

I'm guessing there is a signon webpage,
and you merely supply your ATT/SBC/DSL info & password.