I am a flaming autistic who has a tonnnn of special interests and hyperfixations. If you don't know what either of those mean, they're topics that neurodivergent people latch onto and take immense, often "unusual" interest in.
Toy Collection
NeuroGalaxy
Mice + Mousekeeping
Video Games
Furry
Red Pandas
Nuclear Radiation
Transformers
Twitch Plays Pokemon