Furries represent different personality types, eg that cliched dog is the geek, the donkey is the farmer, etc. They're animals, but they represent people.There's some overlap, but bronies and furries aren't the same thing.
The ponies represent different personality types, eg Twilight is the geek, Applejack is the farmer, etc. See https://sites.google.com/view/bronystudyresearch/past-results/wave-two-2016-present/2016-brony-study, particularly the second to last section. They're ponies, but they represent people.
Furries represent animals, but there isn't as much of a story behind it.
I'm curious about who this "set of travelling artists" he mentioned in his tweets are. Is this just people he thought were being nice to him, trolls, or have we got another case of Doopie coming up in the future?