On Fri, 23 Apr 2021 13:42:00 -0600,
Luke Shumaker wrote:

                                                 I promise that
there's more work coming on top of it (we've discovered lots of ways
to break the "subtree split" algorithm, and come up with fixes for
most of them).

Follow-up question: If in that work I changed the shebang from
"#!/bin/sh" to "#!/usr/bin/env bash" and started using Bash arrays,
would that be so bad?  Would that be land-able?

-- 
Happy hacking,
~ Luke Shumaker