This just seems to be a collection of short videos showing how to form guitar chords. It's not a very effective or interesting way to learn chords (it's just t

This just seems to be a collection of short videos showing how to form guitar chords. It's not a very effective or interesting way to learn chords (it's just the videos; not even chord diagrams), and there's no clever tech involved. Why did I see this on the HN front page? Friends voting? Odd.