[nimblegorilla]

I agree that titles don't describe the exact contents of books, but if I want to learn Python then I'd probably skip a book titled "Intermediate Javascript". If you read the full article you'll know he talked about looking at the index after the title to learn more specifics.

He also directly addresses your other concern regarding dropping a book. His "hacks" seem like a good way to evaluate the merits of finishing a book or just reading parts.