A discussion over at MacSlash has got me seriously thinking about getting wireless service with a Sony Ericsson T68 mobile phone. AT&T has coverage in my area, and a decent plan, but their coverage map is illegible. T-Mobile has a similar plan, but they want more money ($300 vs $150 after rebate with AT&T) for an older T68 model. Here's the breakdown as I see it (for the $39.99 plan + $2.99/month for data):