tankyleo · Mar 16, 2026
diff --git a/content/socratic-019.md b/content/socratic-019.md
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+title = "Socratic Seminar 19"
+date = 2026-03-19
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+
+Housekeeping
+------------
+
+- This meetup is generously sponsored by Presidio Bitcoin!
+- Questions are encouraged, including basic ones!
+- Socratic Seminars are held under the [Chatham House Rule](https://www.chathamhouse.org/about-us/chatham-house-rule): share the information you receive, but do not reveal the identity of who said it.
+- For the privacy of other attendees, please refrain from taking photographs of other people without their permission.
+- Socratic seminars are best when the moderator can let the conversation flow, so try to keep things concrete and focused.
+- The reading list covers February 20th, 2026 to March 19th, 2026.
+
+News
+----
+- [How Institutions and Businesses are Using Lightning](https://blog.bitfinex.com/education/how-institutions-and-businesses-are-using-lightning)
+- [Cake Wallet Launches Bitcoin Lightning Network Support With Full Self-Custody and Privacy Defaults](https://bitcoinmagazine.com/business/cake-wallet-launches-bitcoin-lightning-network-support-with-full-self-custody-and-privacy-defaults)
+- [Blockstream’s Jade Hardware Wallet Adds Lightning Network Support, Enabling Instant Bitcoin Payments From Cold Storage](https://bitcoinmagazine.com/news/blockstream-jade-wallet-lightning-network)
+
+bLIPs & BOLTs
+-------------
+- [bolt11: add new test vector high-S signature with 'n' field defined](https://github.com/lightning/bolts/pull/1298)
+- [Add details for post-anchor `dust_limit_satoshis`](https://github.com/lightning/bolts/pull/1301)
+- [BOLT 12: add test vector for invalid bech32 padding](https://github.com/lightning/bolts/pull/1312)
+- [BOLT 12: clarify that offer_amount must be greater than zero](https://github.com/lightning/bolts/pull/1316)
+- [bolt02: clarify tx_init_rbf must ensure conflict with all prior attempts](https://github.com/lightning/bolts/pull/1322)
+
+Noteworthy PRs
+--------------
+
+### [Core Lightning](https://github.com/ElementsProject/lightning)
+- [Configuration option to specify "fronting nodes" for routehints/blinded paths.](https://github.com/ElementsProject/lightning/pull/8490)
+- [crates: improved json codec decoding performance](https://github.com/ElementsProject/lightning/pull/8718)
+- [Add `channel_id` Filter to `listpeerchannels`](https://github.com/ElementsProject/lightning/pull/8766)
+- [renepay: refactor and bugfixes](https://github.com/ElementsProject/lightning/pull/8798)
+- [currencyrate: new rust plugin to provide the `currencyconvert` API](https://github.com/ElementsProject/lightning/pull/8842)
+
+### [Eclair](https://github.com/ACINQ/eclair)
+- [Select `channel_type` for automatic channel creation](https://github.com/ACINQ/eclair/pull/3250)
+- [Don't automatically use `scid_alias` for public channels](https://github.com/ACINQ/eclair/pull/3255)
+- [Add `ChannelFundingCreated` event](https://github.com/ACINQ/eclair/pull/3256)
+- [Plugin validation of interactive transactions](https://github.com/ACINQ/eclair/pull/3258)
+- [Make auto-refresh relay fees from configuration optional](https://github.com/ACINQ/eclair/pull/3260)
+
+### [LDK](https://github.com/lightningdevkit/rust-lightning)
+- [[Custom Transactions] Add `TxBuilder::get_available_balances`](https://github.com/lightningdevkit/rust-lightning/pull/4026)
+- [prefactor: Allow multiple htlcs in/out in forwarding events for trampoline](https://github.com/lightningdevkit/rust-lightning/pull/4304)
+- [Add PaginatedKVStore traits upstreamed from ldk-server](https://github.com/lightningdevkit/rust-lightning/pull/4347)
+- [lightning-block-sync: switch to bitreq, drop chunked_transfer](https://github.com/lightningdevkit/rust-lightning/pull/4350)
+- [Support payments for less than the total MPP value](https://github.com/lightningdevkit/rust-lightning/pull/4373)
+- [Split `DiscardFunding` from `SpliceFailed` event](https://github.com/lightningdevkit/rust-lightning/pull/4388)
+- [Use HTLC CLTV instead of onion CLTV values for payment claim timer](https://github.com/lightningdevkit/rust-lightning/pull/4402)
+- [Contribute to splice as acceptor](https://github.com/lightningdevkit/rust-lightning/pull/4416)
+- [Avoid sending stfu for quiescent splice action while pending splice](https://github.com/lightningdevkit/rust-lightning/pull/4426)
+- [Merge initial and retry stfu send paths](https://github.com/lightningdevkit/rust-lightning/pull/4432)
+- [Check that funder covers the fee spike buffer multiple after a splice](https://github.com/lightningdevkit/rust-lightning/pull/4433)
+- [Fix spurious `debug_assert` in UTXO gossip dedup check](https://github.com/lightningdevkit/rust-lightning/pull/4466)
+- [Set max channel dust limit to 10,000 sats for all zero-fee-htlc-tx chans](https://github.com/lightningdevkit/rust-lightning/pull/4484)
+
+### [LND](https://github.com/lightningnetwork/lnd)
+- [feature: start to set the require bit for channel_type](https://github.com/lightningnetwork/lnd/pull/9637)
+- [input: update taproot scripts to add an option for the miniscript compat versions from latest spec](https://github.com/lightningnetwork/lnd/pull/9639)
+- [Onion message forwarding](https://github.com/lightningnetwork/lnd/pull/10089)
+- [Add `AuxHtlcValidator`](https://github.com/lightningnetwork/lnd/pull/10434)
+- [payments: kv-to-sql migration (tests + wiring)](https://github.com/lightningnetwork/lnd/pull/10485)
+- [improve speed of retrieval of payments](https://github.com/lightningnetwork/lnd/pull/10535)
+- [rpc: add channel updates to SubscribeChannelEvents](https://github.com/lightningnetwork/lnd/pull/10543)
+- [switchrpc: improve SendOnion error handling](https://github.com/lightningnetwork/lnd/pull/10545)
+- [[g175] graph/db: add gossip-version plumbing for core graph APIs](https://github.com/lightningnetwork/lnd/pull/10572)
+- [invoices/sql_store: replace catch-all FilterInvoices with targeted index-friendly queries](https://github.com/lightningnetwork/lnd/pull/10601)
+- [payments: SQL backend implementation series](https://github.com/lightningnetwork/lnd/pull/10604)
+- [Update getdebuginfo rpc](https://github.com/lightningnetwork/lnd/pull/10613)
+- [invoices/sql: fix full table scans on HTLC settlement hot path](https://github.com/lightningnetwork/lnd/pull/10619)
+- [mod+multi: bump neutrino to v0.16.2 and btcwallet to 70a94ea](https://github.com/lightningnetwork/lnd/pull/10629)