After seeing ChatGPTBot blow 123 seconds on my drip-feed poison tarpit and then never come back, I got reading on how modern LLM scrapers might employ mechanisms to detect tarpits and blacklist.
During research I came across this tarpit evading scraper that provides some interesting insights into how modern LLM scrapers might do this.
https://github.com/Draconiator/Ipema
This gives me pause and has me looking at other solutions for counter-detection.
The GeoCities CSS is going nowhere.