He tries to be super very frendly with new user and shows that Im not enough.
No, you are just used to use IT way of thinking and speaking (like most of advanced IT ppl used to) which is logical, precise, communicative, shorted and hence sometimes a bit to sharp, or can look like for not prepared person. I think for so "open" and "warm" nations like Brasilians are IMHO this could be a bit "to cold" or not assertive enough. You are friendly, but in way IT beings are.
We get used to it, I am not sure if all Brasilians also already.
Next stage/level is to accept Diz jokes.
@Diz: About mashrooms: I prefere "moongh", but I don't know if this is right spelling.