[mwcampbell]

> But then (U)EFI is an OS in itself

Would it be accurate to describe (U)EFI as being like MS-DOS (i.e. single-tasking), but running in protected mode?

[larvaetron]

UEFI technically isn't single-tasking, it has a task scheduler.

[my123]

Indeed, UEFI is the modern DOS.