Another iPhone 4 Prototype Leaks--What Can We Learn From it? [Updated]

Surely this can't have happened? After the media and legal storm surrounding Gizmodo's leak of the iPhone 2010 prototype, how did another phone break free? It certainly seems the real deal and we can glean a few extra details from it.

As MacRumors reports, the new images surfaced at a Vietnamese forum called TaoViet.tn--and unsurprisingly this Web site is now experiencing problems, probably due to the massive traffic hit it's currently taking. So the original images and even cached backups...