Gama Aware Color Correctors

Question about the preference for Gama Aware Color Correctors. Why is the default gama 2 when you turn on this feature? I thought 1.8 or 2.2 maybe, by why 2?
Just Curious
Just Curious
https://forum.blackmagicdesign.com/
https://forum.blackmagicdesign.com/viewtopic.php?f=22&t=40236