The 800-pound telecom gorilla Verizon
If Sprint wants to make hay while there's hay to be made, the time to nitro-boost its marketing programs would be right now. Sprint already has two 4G-capable smartphones on store shelves today in the Samsung Epic 4G and HTC EVO 4G. Verizon will need to hit up its favorite partners, HTC, Motorola
Make a land grab now or forever hold your peace, Sprint. Once the bigger boys invade your 4G turf, you'll have to sell your services on pricing and the lack of irksome data plan caps instead, which seems to be a much less profitable way to go than the soon-to-be-obsolete "fastest network" message.