Oh no big! No big at all. I think I can safely speak for Embers in that he was just giving you a quick source to read up on so you could begin to enjoy your new toy more quickly.
I dare say this same question will come up again, along with the usuals. I’m always happy to help, even if it’s the thousandth time a question comes up.
Even then I’m apt to learn something new from rank beginners.
You’re an IT guy, IIRC? Same here (well 23 years in IT, now a new career) but how many times did you sit down to help the new guy, fresh from school, and ten minutes later you’ve both wound up learning something? “Gimme that keyboard sonny! ... Huh. Wait. Oh, I see, what has to be happening is... here let’s set up a test...”