Just for follow-up: I did the PPE pan, filter, and fluid change. Have driven it on a few long trips since then and I did notice the transmission temps were a few degrees lower. More importantly, it is much easier to change the fluid next time.
https://rumble.com/v57ktxp-trump-assassination-attempt-fbi-is-where-evidence-goes-to-die-mike-benz.html
"Someone" just tried to assassinate Trump. Doubtful it's just this kid.