This is true, the vast vast majority of stores have surveillance of some kind. Advertising's impact on the human psyche cant be underestimated. In the last ten years alone this has become increasingly apparent. Whether it be photoshopping images that manipulate our conception of beauty or dating apps that make us feel lonely enough to install.

I don't mind being recorded at a checkout.

Recording me to decipher my thoughts instead of my actions crosses a line.