The Tax Book ( or Quick Finder, I think) has a intro of 'what's new', plus buying The Tax Book gives 4 or so hours of CPE  you can choose from.  There's usually a 'what's new' one.

CPAacademy usually has one or two of 'what has changed'.

(I'm doing Spidell's update webinar this afternoon/& tomorrow afternoon.   I'll be a brain dead by 5:30 tomorrow)