1- Southwest is a point-to-point airline. When crews and/or equipment get out of position they are much more prone to cascading failures.
2-Spirit had the same thing happen a couple of months ago, ditto, no vaccine mandate.
3- Lots of “friend-of-a-friend” commentary on here. Only one person I can see who actually flies for SW, and he is saying wtf are you talking about.
4- OTOH, there was that SW pilot with the hot mic incident at SFO, going on about ‘rolling coal’ and ‘the libs’, so…