The answers to your questions are already out there. Honestly, I'd rather be productive doing something else that will benefit me than to give you a full rundown of things that you can go figure out yourself anyway. I don't care if you find my answer useless but given the fact that this thread hasn't been productive in getting any other answers speaks for itself.
So yeah go ahead and call me a fool.
via xda app
LG Nexus 4
HTC Desire (no longer in use)
It feels so dirty flashing without wiping.
Enter new dev - Dev posts work - Dev gets frustrated with feature requests and forum trolls - Dev quits leaves XDA - Repeat cycle