> It is lovely to use once you learn the keyboard shortcuts
If you mean Alt vs. Ctrl, you can swap to Ctrl-based keyboard shortcuts by clicking the button in the "Keymap" application. But, the Quick Tour tells you this, there's a reason we encourage users to take it :) https://www.haiku-os.org/docs/welcome/en/quicktour.html#shor...
Same applies from going from Windows to Mac, Gnome to KDE Plasma and vice-versa.