Look at the screenshots. They are all about booting multiple OSes or distros, and should make sense for those who switch between them often. ("Why" is another question.)
I used to dual boot with Windows before WSL was a thing and I agree that back then I'd see GRUB on a daily basis.
I used to dual boot with Windows before WSL was a thing and I agree that back then I'd see GRUB on a daily basis.