Punch sprint.com/arrive into your address bar and the above is what you shall find. Not a generic error marker but a URL-specific "coming soon" message that would seem to confirm the existence and indeed near-future arrival of the HTC Arrive. Beyond that bit of web sleuthing, we also have ourselves a proven tipster informing us that this will be a carrier-branded version of HTC's 7 Pro and confirming that it will be launched tomorrow. A tweet from Sprint earlier this week,