Why do I think he sometimes goes with the flow and sometimes goes against it? I looked at my watch, and it took me about a minute or more to change my direction for the first time, which was not caused by illusion.

So I wonder if the so-called seeing can be understood as "catching", that is, measuring the sensitivity of your left and right brains to things.

It's purely accidental speculation. I hope the landlord will give me more advice ~ ~