I bent sheet metal for a month. Very repetitive, lots of physical exertion. I could have lasted longer (I happened to move across the country for other reasons), but that was not my idea of a fulfilling life. Same thing a year later when I was doing data entry for months over the same forms. Ugh. I think you're misguided.
This is key. Also this:
> Beats the heck out of being told what to think
A very repetitive job with no one talking to you is not that bad, because you're free to think, dream, rehash some old story you heard, etc.
Watching TV is the opposite of that, BTW, for that very reason (the whole purpose of TV is telling you what to think... and what not to think).