I'm confused. Why do you name it “go”-something when it is not implemented in Go... I have a more catchy name for you, Rub, which stands for route to unlimited browsing.
2. No, because GOSUB (the Basic keyword) is not a trademarked term owned by The Basic Foundation
Wait, you can toggle that thing on and off? I knew I've been doing something wrong!
but enough about Visual Basic (which still has gosub)