Some threads from the last few years that discuss this (not from pre-maintenance although there are many there as well.) posted here just in case anyone else is lurking and worrying away at the question of OWL, the ladder, and the like.

https://forum.lowcarber.org/showthread.php?t=472886
https://forum.lowcarber.org/showthread.php?t=472760
https://forum.lowcarber.org/showthread.php?t=466943
https://forum.lowcarber.org/showthread.php?t=462558