PHI1165 raises an issue where multiple commits which close a revision may act at the same time, racing in the transaction log. This probably needs a global lock.
PHI1159 would like build failures exposed to Herald to trigger audits. See also PHI953. See also PHI901.
PHI1118 is running into an issue with "Audit unreviewed commits" apparently not working correctly.
In PHI1008, when commit X reverts commit Y, we don't write a revert edge between X and revisions associated with Y. We should.