Are there any explanations for the different sorts offered? Like the difference between popularity and rank.

Either our mattermost is not up to date, or it has been disabled by the administrators. In any case, I have no power to do anything

We have Skype + Mattermost (without gifs) + Rainbow. Give me Teams if you want, but please, stop adding tools.

My OS is Ubuntu

And some applications still refuse to launch on it, preferring an outdated version of Android because Google does not send its security updates after 3 years.

DDDMMMYYY

ThuNov023

YYYYMMDD for files
DDDD DD for normal use

Blue nazi