I would say they are not changing but evolving and you evolve with them. For example: gemini became a lot better in a lot more tasks. How do I know? because i

I would say they are not changing but evolving and you evolve with them. For example: gemini became a lot better in a lot more tasks. How do I know? because i also have very basic benchmarks or lets say "things which haven't worked" are my benchmark.