If six minutes is too much for you to watch than you need pills. I wonder how'd you fare trying to get through Bondarchuk's War & Peace.
Nobody knows if he's an actor or not. After watching a good amount of his stuff, I think he's a man of artistic background who has gotten a divorce and kind of lost his mind in another country. I think a lot of this is "material," but I don't think he's in control of it.
This is a schtick pure and simple. An amusing, ambiguous, kaufman-esque schtick that relies strongly and successfully upon its own powers of implication, but a schtick by any other name. a gag. an act. If you think otherwise, you're kidding yourself.
Mr. Purple Cat, however, may be insane, foreign, retarded, or perhaps Mr. Tommy Wiseau himself washed up adrift on this site. A similar yet infinitely more perplexing enigma of an internet personality.