Simon Gardling 204ba85202
overhaul chain system
This made the code so fast, that the `board` benchmark became completely useless.
So that benchmark was removed.

Overall, we're looking at a futher 20% performance increase in `future_moves`
2025-03-04 13:29:18 -05:00
..
2025-03-04 09:50:12 -05:00