[ric2b]

> Should I change some of them? OK, which ones? there are hundreds.

The ones that you know were pwned.

In theory you should change all passwords all the time, but this is a practical middle-ground between that and "never".

[SideburnsOfDoom]

> The ones that you know were pwned.

Breaches like this one give no indication of which password is exposed, if any.

AFAIK, there is nothing actionable.