video transcript

Some of the biggest names in tennis say that the gains in danger of being sponsored death home Grand Slam champions John McEnroe Ivan Lendl pat cash. I -- the -- brings -- home on to the strings using household lubricant base top players can generate so much spin. The shots and a look at the actual. -- -- Planets you know look I'm the director of these kinds of technical it had better. It's been played an extremely important fault in -- if you could generate will spend about me you can hit the whole process. It calls for instead of the ball's flying outfield replaced one cold. The experts -- -- America coming back which brings it back out with -- and back toward a support to -- on the name. Really any lucrative -- Q&A comes the amount of spin that rockets which brings it to. You can right. You take any advantage you can as long -- it authorities say it's legal that. Players will do that so you know enrichment. All about the -- ways to grapple putting silicon on -- just if you -- it won't quite on the -- -- swing harder and you know the ball's gonna drop in the courts. As long as they keep it legal players do it. No regulations no rules in place to determine what people. Equipment for what. What life and how it performs. That is a significant danger that the equipment would change the way things played sports topic too quick and influence on who wins. Of course it's not just we pretend. You've got to be a halt what would play out swinging the rocket quickly and in the best possible way to allow it to Hopkins mindful. So let's put this to the test I'm confidence. Hold it against the machine. With a tennis racquet -- Components strips. And then -- we'll try with a and see what difference does it. -- -- multiple loans and lines on but it certainly. 300. Me myself themselves it's any difference whatsoever. -- -- -- -- Everything from a six mile round. I'm clearly at this live pin and hitting the strings some that works for the -- Possible benefit responds. My myself. -- programs sports.