They wanted them to hold up and not break knowing that during testing they would break if the ball was not thrown at optimum level.
The guy that threw the ball made a mistake, twice.
Elon was of course not going to appear happy that it broke.
He was sheepish not because he knew it would break and it was planned but…

Private Joker from Full Metal Jacket comes home with PTSD and Syphilis to try and become a writer but nobody was interested in his war stories, an investigative reporter but nobody cared, car salesman, etc... ultimately a failed comic after having a slew of dead-end jobs and relationships that all ended up badly.…