1. You really think a secret like that could be kept, by every nation on earth, encompassing tens of thousands of people, and not one single whistleblower ever?
Did you even watch the video I posted?
2. Yes, I have done the experiment. It works. You can see it for yourself.
Did you not see the cool vid someone took of the ISS transiting the sun during last year's eclipse?
How do you explain that?
3. There aren't men doing tricks and turns in zero-g in 2001. There's a person walking upside down, clunkily, and even that was advanced for the time.
You have no explanation for that clip, do you?