Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Armin Sabouri, Pyth, Conduition, and Jonas Nick to discuss Newsletter #399.News● Wallet fingerprinting risks for payjoin privacy (44:15) ● Draft BIP for a wallet backup metadata format (1:04:26) Changing consensus● Compact Isogeny PQC can replace HD wallets, key-tweaking, silent payments (24:23) ● Varops budget and tapscript leaf 0xc2 (aka Script Restoration) are BIPs 440 and 441 (1:13:24) ● SHRIMPS: 2.5 KB post-quantum signatures across multiple stateful devices (02:02) Releases and release candidates● Bitcoin Core 31.0rc2 (1:22:07) ● Core Lightning 26.04rc2 (1:23:32) ● BTCPay Server 2.3.7 (1:24:04) Notable code and documentation changes● Bitcoin Core #32297 (1:26:29) ● Bitcoin Core #34379 (1:28:54) ● Eclair #3269 (1:30:37) ● LDK #4486 (1:32:59) ● LDK #4428 (1:35:00) ● LND #9982 (1:37:13) ● LND #10063 (1:39:00)