Have you been on any other podcasts recently besides this one, you can recommend?

Not recently. I (used to?) have a technical podcast with @Sjors Provoost called Bitcoin, Explained. The most recent episode happens to be on this OP_RETURN issue as well actually-- though of course a lot has happened since then. (It's from May.)

Pocket Casts

Episode 98: Return of the OP_RETURN

Aaron and Sjors discuss the proposal to remove the OP_RETURN limit from Bitcoin Core.This episode’s sponsor: CoinKite, maker of the ColdCard.Aaro...