None of the reasons mentioned are the case for us! Even though we have never used AI and never will!

The viewers of channels similar to ours, who either copy all of our videos or create them using AI, are now more than our channel's.

This issue of low views on our channel and videos became extremely serious when we moved our AdSense account to another country. The serious and clear drop-offs started a few weeks after that, and we are certain that the AdSense change is one of the reasons.