Here comes 2023.12.5 - huge push to 3,800+ cars on TeslaFi - the most I've seen so far:
https://www.teslafi.com/firmware.php
Am here I am, one of less than 2% holding out on 2023.6.11. Deep down, I am 100% sure that if I upgrade, FSD beta will be released on the 2023.6.X branch the very next day.