Originally Posted by JohnDThompson

To be fair, testing tires under real-world conditions is an exceedingly complex undertaking in controlling for all the possible variables, including subjective ones, and he does point this out in his articles. I believe Heine has done as good a job at this as anyone has attempted.

N.B. I also seem to recall that Heine has an advanced degree (post-graduate, not sure if MS or PhD) in geology, so he likely has a decent grasp of the scientific method.