rupzilla's comments

Instead of asking these questions, observe their behavior when you share a "solution" to the problem with them. Even if nothing is built, you can see if they bite. If they do, you can interpret the level of signal.

This is pretty cool. I like http://www.shortform.com/. You can browse by keyword then press Play, Pause, Next, and Previous. It's great for people who want to stumble on videos for some time.