a bugfix release. one notable change is the default CLTV delay increase
from 40 to 80 blocks, or equivalently from ~7 hours to ~13 hours.
this is a more conservative default time lock which can help to avoid
unnecessary force closures due to persistent mempool backlog or node downtime.
more details at:
https://github.com/lightningnetwork/lnd/blob/master/docs/release-notes/release-notes-0.16.1.md
no breaking changes. release highlights:
- prioritize sending out local gossip updates to all connected peers
- potentially missed channel updates bugfix
- rebroadcast unconfirmed transactions with each passing block the transaction
hasn't been confirmed
- channel updates without the maxHTLC message flag set are recognized as
invalid and are not relayed
- new pathfinding algorithms; leaving nakamochi with the default for now
- watchtower improvements; we don't run a watchtower at the moment
- cli now recognizes base_fee_msat and fee_rate_ppm flags for openchannel command
read more at https://lightning.engineering/posts/2023-03-29-lnd-0.16-launch/
and https://github.com/lightningnetwork/lnd/blob/master/docs/release-notes/release-notes-0.16.0.md
extract from upstream release notes:
- bug has been fixed where the responder of a zero-conf channel could forget
about the channel after a hard-coded 2016 blocks
- bug where LND wouldn't send a ChannelUpdate during a channel open has been fixed
- bug has been fixed that caused fee estimation to be incorrect for taproot
inputs when using the SendOutputs call
- bug has been fixed that could cause lnd to underpay for co-op close transaction
when or both of the outputs used a P2TR address
all details are here:
https://github.com/lightningnetwork/lnd/releases/tag/v0.15.3-beta
alex