They denied the existence of an aether because, if they didn't, it proves the earth does not spin & we can't have that. So instead of admitting this fact they simply removed the proof of it , also, don't hold your breath waiting on Elon Musk.

Musk is well-known for his unrealistic space cruises — in 2011, he promised to put people in space in just three years. Meanwhile, the Falcon Heavy’s launch was originally slated for 2013, then it was moved to 2014 but has again been repeatedly pushed back until "next year".
Just watch and see.

I wish I was wrong, it broke my heart when my blinders came off & I strayed from the herd