Maybe make the cat indoor-only and save on vet bills. And save the animals in your neighborhood.
It’s a fact that cats hunt for fun in addition to sustenance. Since you presumably feed your cat, we can only assume that everything he attacks outdoors is for fun.
I’m not totally sure of the wisdom involved in gating content when ActivityPub and the Fediverse are still so new and niche.
If you’re putting out premium content that doesn’t affect the existing communities, whatever, I don’t care. But I do have to wonder how you’re actually going to make money when most users are used to free content.
Wouldn’t it be easier to use Ko-fi or similar?