In Tetrad form, the artifact is seen to be not neutral or passive, bur an active logos or utterance of the human mind or body that transforms the user and his ground.
Marshall McLuhanProfessionalism is environmental. Amateurism is anti environmental. Professionalism merges the individual into patterns of total environment. Amateurism seeks the development of the total awareness of the individual and the critical awareness of the ground rules of society. The amateur can afford to loose.
Marshall McLuhan