That's very arbitrary, given Polycount as a whole is an art website. Any information posted in one section can still be applicable to another, because they're all connected to the fundamentals in one way or another. But you can still use technical talk to ask lighting or perspective questions. It might say software, but…
With the (relatively) recent additions of the 2D section, I've sort of meandered around the forums wandering if there was a spot where first principles, or just general design can be discussed. Since they're the foundation for all asset disciplines, I figured this was a question worth asking. General discussion seems to be…