A mild form of this happened to me after watching Tron -- the original -- which must have been one of the first opportunities to become immersed in (nearly) tot

A mild form of this happened to me after watching Tron -- the original -- which must have been one of the first opportunities to become immersed in (nearly) totally artificial visuals. I walked out of the theater into the parking lot, which had a Tron-like simplicity of geometry and bright color scheme, and had a disturbing feeling of unreality that lasted several minutes.