It's ineffective in the sense that in the worst case, bots can buy used iPads or whatever and use a robot arm + camera to do the scraping, but each incremental

It's ineffective in the sense that in the worst case, bots can buy used iPads or whatever and use a robot arm + camera to do the scraping, but each incremental step increases the cost for scrapers. TLS fingerprinting means you can't use curl/requests and call it a day. Javascript makes it even more complicated by requiring a headful browser to solve challenges. The purpose is to increase the cost, not to eliminate all bots.