The HTC Inspire 4G is all set to launch on AT&T’s airwaves this February 13th, but you can get yours reserved starting tomorrow, February 4th, at RadioShack. The Shack is offering the phone for $99.99 on a two-year contract with a minimum $25/month data plan. As a bonus for pre-ordering they are throwing in a $30 credit for the purchase of some shiny new accessories for your shiny new 4G phone. Not a bad deal. I suppose the Inspire and AT&T’s other upcoming 4G phones might be looking a bit more appealing now after the reveal of the Motorola Atrix pricing model…