Earlier quoted context omitted.
They churn through employees fast and they usually exit through burnout (no offloading) and the people wanting to work there skew towards young people who don't know what they're doing. A lot of work gets delayed, dropped, etc and some bad suppliers even take advantage of that ("the last person said they'd do X"). I know it's en-vogue to hate on Elon companies, and a lot of people would love to hear that the World's…
It's remarkable that, for a bunch of young people who don't know what they're doing, they've completely decimated any competitors - both public and private.
It would be surprising if spacex wasn't just awful at paying things on time, as there's no reason they should have actual financial difficulties.