1. You can get a sense of how the system is through APs and podcasts — my personal favorite is the oneshot episodes with Brennan Lee Mulligan. If you know a friend (or website 🤫) with the PDF, you can borrow it! I will say, the system is very rules-lite, so that might potentially help.
2. The community copies pool is closed right now, but I'll open it up again soon! We tend to open it on special occasions.