Ryan Patrick St George (a scholar and a gentleman and member of this board) recently did a follow-up interview with Chen style taiji teacher Ken Gullette, focusing on his recent studies of Beijing branch through Nabil Ranne:
https://podcasts.apple.com/us/podcast/talking-fists-episode-12-ken-gullette-training-in-both/id1475424111?i=1000546459717
Ken's comments about recent progress and the differences between laojia and xinjia in Chen Yu's branch should be of interest to anyone who does Chen style.