[citation][nom]teh_chem[/nom]Right, we'll just make up some free, open wifi out of thin air that follows us around wherever we go...Also, as whiteodian said, even if you don't want to use cellular data on your device, providers force you to carry a data plan for "smartphones" on their network (which I think should be illegal).[/citation]
Then buy the phone outright and use it without data, or learn to live without having data everywhere. I don't have a smartphone, but I do have an ipod touch, and I get along fine with just wifi.