I wont be able to help much but here a couple things you can try.
Issue 1:
could be a problem with the steam.desktop file or your taskbar shortcut.
Open the file ~/.local/share/applications/steam.desktop and locate the Exec line, try that command in your terminal.
Kyle Crane from Dying Light
For issue 1, what is the command and what was the ouput?
I wont be able to help much but here a couple things you can try.
Issue 1:
could be a problem with the steam.desktop file or your taskbar shortcut. Open the file
~/.local/share/applications/steam.desktopand locate the Exec line, try that command in your terminal.You can also try reinstalling steam.
Issue 2 and 3:
For specific game tweak you can check ProtonDB
Saxtipede
Oui tout a fait
And motherf*ckers act like they forgot about Dre
Im using it for 3 months now and I did not notice any stability issue. One time I experienced a long delay in receiving a message.
Do you have any details on why its a security nightmare?
All communications are peer-to-peer and end-to-end encrypted.
I use jami but i dont think it fits your need for guess links.
Still leave it here just in case
https://jami.net/
Jami is a free/libre, end-to-end encrypted, and private communication software.
Combat Master. Like CoD but simpler, no waiting, you start the game and end up playing in less than 2 mins, loading included.
Combat Master, a free to play CoD like.