[mrsaint]

Your list is 7 years old and relates to non-EFI bios implementations. It's hardly a valid comparison to a modern Apple bios as looked at here.

[dogber1]

The bypass algorithms have largely remained unchanged when the industry moved to EFI. Most vendors (Lenovo, Dell, Acer, Asus, Toshiba, Fujitsu, ...) simply wrapped their bypass algorithms into some DXE driver and called it a day.