Sprint is now taking pre-orders for the HTC Arrive, the latest addition to the Windows Phone family. The Arrive features a slide-out, full QWERTY keyboard and tilt-up display and will cost $199.99 with a two-year contract with Sprint. Read more about the new phone in this Feb. 24th post on the Windows Phone Blog. And just in case you missed it, here is the Feb. 18th edition of Pinworthy for all you app-happy WP7 smartphone owners out there. That's the HTC Arrive below.