Yes of course (I would generally expect most European linguists and anthropologists to be more interested in studying European languages due to obvious reasons).

Thanks. I asked because this is a topic that interests me that I don't know a lot about. I wasn't sure whether there was a theory that (almost) everything is PIE or whether there was an Asian component to your comment or something else that was in my unknown unknowns.

Yea this is obviously what he meant given the context, this comment was unnecessary and pedantic: do better. Also you need to add double new lines after your quote

Wow. I asked because this is a topic that interests me that I don't know a lot about. I wasn't sure whether there was a theory that (almost) everything is PIE or whether there was an Asian component to the comment or something else that was in my unknown unknowns.

Don't jump down people's throats based on uncharitable readings of what they wrote.