Scrapers of the future won't be ifElse logic, they will be LLM agents themselves. The slow loris robots.txt has to provide an interface to it's own LLM, which engages the scraper LLM in conversation, aiming to extend it as long as possible.
"OK I will tell you whether or not I can be scraped. BUT FIRST, listen to this offer. I can give you TWO SCRAPES instead of one, if you can solve this riddle."