Mango. But outside of wishing for Microsoft's most significant update yet to Windows Phone 7, we're curious to know how else you'd change the HTC Arrive. Your pickings are slim for WP7 on The Now Network, and while the Arrive has an absolutely rock-solid design, we're sure you've picked up on a few quibbles over the past few months. Would you have tweaked the keyboard in any way? Boosted the resolution? Thrown in a WiMAX radio? Improved the camera? Softened the edges somewhat? Go on and get vocal down in comments below!