Comment 1 for bug 2067191

Here is the branch: user/sandbergja/visibility-pgtap

Here is a link: https://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/user/sandbergja/visibility-pgtap

Here is a refresher on how to run pgtap tests: https://wiki.evergreen-ils.org/doku.php?id=dev:contributing:qa#pgtap_database_tests

...and now, back to totally forgetting how bitwise operators work 🤣