It's from before PDO was a thing, I believe. They have their own "abstraction" on top of mysqli - I'm not sure about the return values, but might be possible to

It's from before PDO was a thing, I believe. They have their own "abstraction" on top of mysqli - I'm not sure about the return values, but might be possible to switch in PDO? https://github.com/textpattern/textpattern/blob/ef91076b7199d133423911c9f01674fdcce67e67/textpattern/lib/txplib_db.php https://github.com/textpattern/textpattern/blob/ef91076b7199...