Yeah, I don't know what it is. I think it's pretty much bricked. Nothings worked, and nothings even remotely came close to fixing it. I've tried everything. The only thing I notice is as soon as it hits BP pass through, the phone gets disconnected, and it doesn't reconnect till the phone reboots after saying:
And then it reboots into bootloader. So whatever it is, it's something to do with that.