Is this a sign of autism?

This is a matter of personality, and it may also be related to his age. After all, he is the older generation, and some ideas are very old-fashioned and feudal. I think as a junior, when you communicate with him, don't think about whether he will feel sorry for others at the same time. You should first play your role and care about him as a junior. It should be better.

The problem of communication mode. There are no perfect people, but there are no useless people. You belittle yourself like this. Explore the advantages of his old man's house and suit the remedy to the case to be a younger generation.