I'm actually curious how much different it's going to be from the 4.3 AT&T rom I have installed already. I was kind of bummed out when I flashed it and it didn't have the multiple users support that some have said it would have.
AT&T HTC One M7
Bootloader Unlocked, Rooted, S-off (Rumrunner)
Insert Coin Sixth Sense v2.3.1
Past: HTC One X, HTC Inspire 4G, HTC Pure, Samsung Blackjack II, Motorola V3xx, Moto V3i, Moto V3, and a whole bunch more...