Everyone Is Confused. How Many Triangles Do YOU Think There Are Here?

This one is deceptively tricky. Look harder, the answer doesn't jump out at you.

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How did you do? Could you count all of them without effort? We hope you didn't cheat on the comment first ;) Please share this stimulating brainteaser with your friends to see how they do!

The true answer is hotly debated...check out the comments to see what you believe.