It doesn’t learn, but it has some long/short term memory memory.What a weird intersection. Supposedly the car doesn’t learn between attempts on its own, but it definitely did look like it handled it progressively better each time.
Long short-term memory - Wikipedia
Exactly what it will learn to remember we don’t know, but it will be things that are useful to improve the loss function at training time. And some road layout from the past seems reasonable that would be useful to learn to remember.