Haha, is it that time of the year again? 😉 probably some annoying topics. The knots vs core debate (it's been going on for 7 or 8 months though. So maybe you didn't really "miss" it, but in the end it became a discussion about threatening hard- and user activated softforks. 😆 Cashu vs self custodial Lightning vs custodial lightning. Devs were criticizing each other about their approach to lightning wallets in various Nostr clients.