> The greyscale one in particular is fascinating, and I can feel the effect immediately came here to mention greyscale - I took the greyscale challenge back in

> The greyscale one in particular is fascinating, and I can feel the effect immediately came here to mention greyscale - I took the greyscale challenge back in 2017 and never went back. I would catch myself pulling out my phone for no other reason than just to look at it, greyscale basically cured that habit. many people have reported similar experiences w/going gray.