Determining the interval between two F1 cars

[PeterDonis]

What you think about this video ?

It's not a valid reference for PF discussion.

Thanks for the reply, but the video doesn't talk about relativistic velocities or TR. In order to see the relevance you are referring to and to present your own opinion, you should watch the video first. If you don't like videos, then read the attached PDF article.

Neither is this article.