Wow, that's not how I see it at all. I mean, if you remove the entire technological aspect with his setup and the gut determinations he makes on book values besides, then I guess oil discovery and drilling is just being there while a machine drills you into riches.
Just because repetition is boring to you doesn't mean the work is worthless or demeaning.
"Were I in his shoes, I wouldn't just feel bad about it, I'd find it soul-destroying."
Soul-destroying to make a living saving a book from going essentially into a landfill? Wouldn't that then apply to all used product sales? Auctioneers like Sotheby's and Christie's are performing soul-destroying work. Actually, they'd be _worse_ than what the book reseller is doing because they do absolutely NO footwork at all. People bring their junk to the auctioneer, and the auctioneer just gives out paddles! Now, THAT sounds soul-destroying!
Were I in his shoes, I wouldn't just feel bad about it, I'd find it soul-destroying.