My new supervisor, the day I met him, was talking about how space data centers are a great idea ("because it's so cold up there!") and will be amazing when they're online. That's the moment I realized he was breathtakingly stupid. He may not believe in thermodynamics, but thermodynamics believes in him.
I guess I shouldn't have expected much given that he has a degree in finance and has worked in consulting for 10 years.
LLMs don't. There are tools that can fetch new information and then gets fed into the model as more tokens, but that's just a special case of what kescusay is saying about injecting text.