HTC's EVO 4G LTE went live for pre-orders just yesterday, and now we have confirmation of when you'll be able to expect Sprint's One X flavor to hit your front door. Friday May 18th appears to be the date in question, with the carrier peddling devices for a cool $199.99 with a two-year service agreement. Sadly, you won't be able to take advantage of those LTE speeds at launch -- Atlanta, Baltimore, Dallas, Houston, Kansas City and San Antonio will be the first cities to light up when they come online