Bitcoin Optech: Newsletter #378 Recap

Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #378.

News

● CPU DoS from unconfirmed transaction processing (1:00)

Selected Q&A from Bitcoin Stack Exchange

● Why was -datacarriersize redefined in 2022, and why was the 2023 proposal to expand it not merged? (17:53)

● What is the smallest valid transaction that can be included in a block? (22:59)

● Why does Bitcoin Core continue to give witness data a discount even when it is used for inscriptions? (25:38)

● The ever-growing Bitcoin blockchain size? (39:17)

● I read that OP_TEMPLATEHASH is a variant of OP_CTV. How do they differ? (44:59)

Releases and release candidates

● LND 0.20.0-beta.rc1 (49:59)

● Eclair 0.13.1 (50:43)

Notable code and documentation changes

● Bitcoin Core #29640 (51:21)

● Core Lightning #8400 (54:15)

● Eclair #3173 (54:53)

● LND #10280 (56:56)

● BIPs #2006 (57:27)

● BIPs #1975 (1:00:58)