strange_complex asserts that if it's stapled, it's a magazine. Some of the free "newspapers" available on the Underground are held together by staples. Does that make them magazines? C. requested a poll on the subject, so here you are. The broad question of identifying types of media by their bindings is a rather interesting topic, but harder to squish into a single poll.
It is made from pieces of paper folded in half and staples along its spine. What is it?
Ideally, there would be a "has" before "staples" in that poll question.