I remember my bank used to ask me for the 2nd, 5th and 7th letters of my password from time to time.

There's only one realistic way they can know those to ask me.

They haven't asked me that for a while now, so I can only hope they encrypted them properly at some point.

Also, nobody reads the actual posts, just the headlines. They were accidentally stored in logs:

As part of a security review in 2019, we found that a subset of FB users' passwords were temporarily logged in a readable format within our internal data systems,

which is something I've seen at other companies too. For example, if you have error logging that logs the entire HTTP request when an error happens, but forget to filter out sensitive fields.

2019 isn't some ancient far away time though, it's just a few years ago. If Facebook were doing stuff like this then, think who else is still doing it.

I'm sure we can just trust that it's better now. The small dent fee that falls under the category of "write-off' on Meta's budget probably really straightened up their behavior...

Probably is