Some parts of the container API is not available on Android unfortunately. No container extension will work until that is fixed.

https://github.com/stoically/temporary-containers/issues/465

https://bugzilla.mozilla.org/show_bug.cgi?id=1807456

GNOME Secrets on PC and KeepassDX on Android.

DDG seems to have picked it up, not Google though

Definitely to the post comments, imo. Sometimes links contain enough ads/trackers/analytics that I don’t even open them and the discussion around it helps to get a good overview and also prevents link rot.