Today Larry and Udi discuss P2PK vs P2PKH, and whether the latter really bring to the table the benefits that it promised. There's also a primer on UTXOs, a discussion on dust attacks, and some thoughts on Replace-by-fee.

Some links:
Pieter Wuille's magical key cracker
Wasabi dust attack
Bitcoin Optech - subscribe to their newsletter!
The Bitcoin Optech Scaling Book - in development, includes interesting discussions on RBF, CPFP and batching