Nickolai Belakovski <nbelakovski@xxxxxxxxx> writes: > There's been a little back and forth on it, but my understanding is > that using the colon separator bypasses the caching mechanism in the > atoms, so every instance of "worktree:path" in a format string would > require a lookup. Would that be a problem, though? You now have a singleton hashmap that is a file-scope global not tied to any particular atom, so...?