Keep in mind that you are not limited to using the $60 unlimited talk & text w/ 2GB of data plan only. You may also consider the $40 500 minutes and unlimited text w/ 200MB of data if you do not think you'll need more than 200MB and are a bit more frugal like myself.
Check out the prepaid plans here:
http://m.att.com/shopmobile/wireless/plans/prepaidplans.html
Check out the prepaid plans here:
http://m.att.com/shopmobile/wireless/plans/prepaidplans.html