It seems like it would be possible to have the best of both worlds by defaulting to checked for first PR from a branch, but defaulting to unchecked for subseque

It seems like it would be possible to have the best of both worlds by defaulting to checked for first PR from a branch, but defaulting to unchecked for subsequent PRs from the same branch (because if you didn't delete it last time, you probably don't want to delete it this time).