If Sprint is too early -- in other words, if it overpromises and underdelivers on 4G and the HC EVO 4G phone itself -- it'll give its rivals more than enough incentive to fine-tune their own 4G ...

As you may recall, EVO Magazine pitted editorial director Harry Metcalfe's 1972 Elan Sprint against vehicles like the Toyota MR-2 and Mazda Miata back in the early 2000s. Metcalfe still has his ...