We just sat through an eight minute long video of someone at Pocketnow sampling every ringtone on his HTC Surround. Why did we do this? We honestly didn't believe that someone dedicate seven (plus) minutes of a YouTube video to ringtone samples! Suffice it to say, we never want to hear a ringtone again. Perhaps more importantly, our man points out that Microsoft seems to have left the ability to add your own custom ringtones out of Windows Phone 7 altogether. The Surround itself has a couple recognizable fan favorites that we recognize from AT&T and HTC phones past, so it looks like manufacturers and carriers will be able to bring their own to the table, but for the end user, i