The Matrix as "a marriage between Man and Machine". For the scene when Neo wakes up in the pod connected to the Matrix, the pod was constructed to look dirty, used, and sinister. During the testing of a breathing mechanism in the pod, the tester suffered hypothermia in under eight minutes, so the pod had to be heated. Kym Barrett, costume designer, said that she defined the characters and their environment by their costume. For example, Reeves' office costume was designed for Thomas Anderson to look uncomfortable, disheveled, and out of place. Barrett sometimes used three types of fabric for each costume,
Alter ego first recognized in the 1730s. Anton Mesmer used hypnosis to separate the alter ego. These experiments showed a behavior pattern that was distinct from the personality of the individual when he was in the waking state compared with when he was under hypnosis. Another character had developed in the altered state of consciousness but in the same body. "Alter ego" is also used to refer to the different behaviors any person may display in certain situations. Related concepts include avatar, doppelgänger, impersonator, and dissociative identity disorder (DID). Alter ego An alter ego (Latin for "other self") is a second self,