It also reminds me of crypto. Lots of people made money from it, but the reason why the technology persists has more to do with the perceived potential of it rather than its actual usefulness today.
There are a lot of challenges with AI (or, more accurately, LLMs) that may or may not be inherent to the technology. And if issues cannot be solved, we may end up with a flawed technology that, we are told, is just about to finally mature enough for mainstream use. Just like crypto.
To be fair, though, AI already has some very clear use cases, while crypto is still mostly looking for a problem to fix.
I tried this exact scenario and didn't see any difference in load times. I'm using an ad blocker and it's definitely sluggish, but switching to a Chrome user agent made no difference.