Comment 8 for bug 1727742

I installed Peek using Snap and due to all the problems using Snap, the author of Peek recently pulled support for Snap packages. So the fix to this is
1. Don't use Wayland
2. Use non-snap packages, for instance Flatpak.

https://www.reddit.com/r/Ubuntu/comments/870bcn/snap_support_for_peek_screen_recorder_discontinued/
https://github.com/phw/peek/issues/245#issuecomment-375966170
https://forum.snapcraft.io/t/screen-recording-on-wayland/3563