Read the interesting piece by Professor Ira Hyman where he talks about the intrusiveness of GTP.
Turning off the videogame may not end the game. People continue thinking about the game and may experience the game in the real world. Strategic thoughts pop into one’s thoughts and images from the game appear on the mental video screen. Gamers will respond to real world stimuli as if they were the game stimuli. The videogame has invaded their minds. Read more