There can be enjoyment too, either normal or masochistic. Alleged accomplishment tickles reward centers in the brain. In most people, reward from repetitive ta

There can be enjoyment too, either normal or masochistic. Alleged accomplishment tickles reward centers in the brain. In most people, reward from repetitive tasks fades quickly, in some others it does not. (Perfect employees for assembly line. Except we have robots.) A masochist instead may thrive on the discomfort of it.