Depending on your tolerance for using the command line, OpenAI's Whisper model is an option for generating an initial subtitle+timings file
github.com/openai/whisper

I've used it as a first pass for captioning academic talks and like that it runs locally since there's no way I'm giving them money

Not a direct answer but you could try reaching out to some of the former staff from the Games and Online Harassment Hotline, they've ended services now but are the only mental health resource I've ever seen target the gaming community specifically and might know more
gameshotline.org/about

much love to my queer fem friends for taking me along, the band that absolutely slayed, and the lesbian community for being so unequivocally welcomimg

lol I'm that fiend. I yoinked all his vids and transcripts as soon as I saw hbomb's video. If I ever get around to it I might see if I can run them through some plagiarism tools and find more of the original authors cause I'd love to read the actual works in context and w/o his misogynistic filter