People like “free.’ People like getting free content from other people who paid for the content. Long live the free-loader, long live the person who spends $20 in time and gas looking for a free parking spot instead of paying $10 for a paid space! It’s the principle, isn’t it?
But sometimes getting “free” is about the journey and the satisfaction earned when putting one’s search skills to the test. Here’s one way to do both, from Aaron at Musings about Librarianship: