Note that if you use a projector or watch TV a lot in the dark, you won't get myopia/nearsightedness. AR glasses and VR headsets are also better w.r.t. myopia.

Note that if you use a projector or watch TV a lot in the dark, you won't get myopia/nearsightedness. AR glasses and VR headsets are also better w.r.t. myopia. It's worth switching to alternatives to computer monitors when using devices for long periods of time.