Are those cheap VR headsets worth it?

What's the harm in buying the cheapest VR headset you can find? The absolute coolest thing Google has done with VR is make it something truly accessible to everyone. Earlier this year, Hallmark started building Google Cardboard headset into some of its premium cards, just to give you an idea of just how accessible this simple bit of immersive technology is now. While $13 and tax is a little much for a greeting card, it's right on par with some of the cheapest VR headsets you can buy today, and t...