A bit tangential, but I feel the author's pain when he says; > I skipped the entire chapter because I couldn’t understand what continuations were good for. I

A bit tangential, but I feel the author's pain when he says; > I skipped the entire chapter because I couldn’t understand what continuations were good for. I found that was the case when first learning other concepts in programming. It's not until you experience working on bigger projects where you find some tools become useful, and examples in the books are sometimes to concise to express their true power.