https://ajp.psychiatryonline.org/doi/10.1176/appi.ajp.2011.1...
Your brain adapts. It's pretty obvious.
If you give a mouse access to a button that triggers dopamine release, they keep pressing the button until they starve to death.
The brain has evolved a system to maintain homeostasis to prevent this happening.
This paper does not say what you think it does. Please refer to my other comment discussing your sources.
This paper does not say what you think it does. Please refer to my other comment discussing your sources.