[fidrelity]

I can't find the video but I'm pretty confident this was in fact Ayrton Senna.

[elteto]

Another fantastic Senna story is The Moving Wall:

http://www.ayrton-senna.net/the-story-of-the-moving-wall/

[cfontes]

It’s Ayrton, he also knew as much about mechanics as his mechanics

[J-dawg]

Ah, that makes sense. Thanks for the correction!