Pretty much all the other forums I visit are becoming dead, basically, apart from the same two or three people still posting alongside myself. But forums in this day of age are just never that active compared to when they were booming during the mid-2000s.
Arcades are an iffy thing, IMO, they provide a little boost at the start and then stagnate, taking up space. They are a nice distraction every now and then, but something to be cautious about.
My sister's partner's son is obsessed with the movies and the shows, he's seen absolutely everything and raves about them. Showed me a couple of the movies, and they're definitely decent, but it feels like you're out of the loop if you haven't seen them and try to watch one at random. So need to sort of figure out an order and go with it at some point
I want to say it's one to one, but in all honesty I'm a bit fuzzy there. I can recommend JoyFreak's sister site AdminIntel - Admin & Webmaster Resource where there are lots for people of varying degrees of expertise with development, you likely can get a far more precise answer there!