AT&T has officially launched Aio Wireless
, an awaited MVNO carrier offering cheaper prepaid plans. Aio is offering Basic, Smart, and Pro tiers for phones, all of which including unlimited calling and texting. Basic costs between $35 and $40, and includes 250MB of data. Smart costs $55 per month for 2GB, and the $70 Pro plan ups the data cap to 7GB. Once a cap is exceeded, Aio begins throttling speeds. A special $15 tablet plan provides 250MB of data.