Another interesting deterrent is to poison unruly scrapers with infinite nonsense via Markov chains https://algorithmic-sabotage.github.io/asrg/trapping-ai/

Both very nice ideas, I’m interested in how effective they really are

For brotli compression, first check if nginx/angie has the correct modules (brotli and brotli_static) (nginx -V). If not, you can install it like so: https://www.getpagespeed.com/server-setup/nginx/brotli-static

Then create your brotli bomb by modifying the original author’s fish command: fish zip_bomb.fish | brotli --best > bomb.html.br