Originally Posted by Nate552

While I appreciate your desire to do analysis about drag, etc, I don't think you can discern anything usable from this. Essentially, all you can see from this video are areas of turbulence. And, these area's are not a secret. Again, not to burst bubbles, but what are you hoping to discern from analysis of tufts other than areas of turbulence? Are you hoping to be able to tell how a tuft behaves differently because of a position change? There is not any software out there that can do that, nor can video reveal that. While it's interesting to see, I don't see how it can be a tool used to make aerodynamic decisions.