1/ Pathfinding has leveled up! Using lots of real-world probing data, LDK spent last year dialing in the way we use historical data. After extensive analysis, we can confidently say our pathfinder leads the Lightning Network in sophistication. Here's how it works 🧵

2/ We build on years of work with many ideas from @renepickhardt and other lightning implementations. Tracking only the last few successful/failed HTLCs doesn't suffice...