Vivaldi is faster than Brave on my computer and integrates email integration. Thus deinstalled thunderbird and Brave on my MintLinux. Many thanks for this hint.

Russian is an European language and not on the list :o

This says more about weak schooling and low botanical knowledge as i thought.

I miss Threema as alternative for messengers. Is it because you have to buy the App once ? Element is way a closed system, nobody will be found there. Even Threema is seldom used but the only real alternative i can currently see. Unfortunately most Germans use WhatsApp and refuse to switch.