no he is not gay ask me how do i know cant answer that won - Yes. What's the difference if he is or isn't? I have a sneaking suspicion that he is, but it's his business if he wants to remain 'in the...
porn is something that is made to arouse people and gay porn is made with two actors of the same sex or made to arouse people who like people of the same sex.
You are gay if you are primarily sexually attracted to members of the same sex. I would wonder why a straight person would watch gay porn? but this does not mean that they are gay.
No. Sexuality is pre-defined at birth, watching gay porn will not cause you to become gay, although it may cause you to be either more wary of homosexuals or more accepting of them.