Friday is a momentous occasion for Sprint because it does not merely mark the release of a landmark smartphone, but it is going to be the first time that any phone will be able to access the world’s fastest network at 4G speeds. Best Buy, Radio Shack, and Sprint stores have begun receiving their HTC Evo 4G shipments in masses.

The first shot below is from a corporate Sprint store, while the very bottom one is at a Best Buy. “What will you do with your Evo 4G?”