Is your helmet fake? Specialized Evade, POC Octal, Giro, etc.

Are you riding with a fake helmet? Everyone knows about the fake Oakley sunglasses and fake carbon frames, but here in China there are even fake helmets. I buy a few (for science!) and check them out.
Are they dangerous? Can you tell them apart from the real deal? Here's a video of a fake being tested: • Fake Helmets tested ouch!
And here's an article about fake Chinese goods in general: www.bicycling.c...
Comments and opinions below.
Disclaimer: I don't endorse using fake goods, especially when related to your safety. If you chose to buy a fake helmet and it fails when you need it most - I hold no responsibility. Spend your money wisely.