if you are searching for some wireless lan hotspots in vienna (austria), check out the freewave website.
“freewave is a wireless internet access which is available at certain locations (see hotspots). the only thing you need is a device (notebook, pda or smartphone) supporting wireless lan. using freewave is free of charge.
at this time there are only 15 restaurants and bars joining the pretty cool freewave service, surely more to come.
i tried out the freewave service this morning at the nice caf