We do, though.

Just to make sure my understanding was accurate, I asked Gemini to critique my explanation:

.

Unless it’s lying to me about itself, I was able to explain the basics of it in two relatively simple sentences. Of course that doesn’t cover everything, but Gemini thinks that’s a pretty good overview. After expanding on each point in its reply, it said this:

I think a lot of the confusion over these models stems from hype and marketing that makes them out to be more than what they are.