that's hour or two longer than it takes to adjust saturation to 0 on display device, even just setting up encoding software takes longer, so it's waste of time

that's hour or two longer than it takes to adjust saturation to 0 on display device, even just setting up encoding software takes longer, so it's waste of time what's the benefit of doing this? you waste your time and you lose color option, I see no advantages over just adjusting saturation