Here are some relevant and IMO very interesting videos for your viewing pleasure: https://www.youtube.com/watch?v=reytu0y5efs https://www.youtube.com/watch?v=r

Here are some relevant and IMO very interesting videos for your viewing pleasure: https://www.youtube.com/watch?v=reytu0y5efs https://www.youtube.com/watch?v=reytu0y5efs https://www.youtube.com/watch?v=-5nSKLyrM1s https://www.youtube.com/watch?v=-5nSKLyrM1s (long talk by SR-71 pilot Maury Rosenberg mentioned in the first video) https://www.youtube.com/watch?v=CeBu6mRDaro https://www.youtube.com/watch?v=CeBu6mRDaro (an even longer talk by another SR-71 pilot Richard Graham)