The classic joke is that Elon runs on Mars time, where 1 Mars year is about 1.8 Earth years. But yes, both Tesla and SpaceX deliver everything they say they will, and usually a lot more with all kinds of extra surprises - but it usually takes 1.8 times longer than they say it will. I'm okay with that, especially considering the incredible achievements of both companies at their beginnings. I think it's also reasonable to suggest that as both companies grow and stabilize their product lines and production facilities, their time estimates might get better. Or maybe not.

30 days ago you said they are producing 100,000 cars a year. You were quite confident then:

"They've sold well over 100,000 cars. The current total is around 140,000. They project 80,000 or 90,000 this year, with a slow start, so I think their current rate is 100,000 if not higher."

You shrugged off getting to 100,000 cars as no more difficult than other periods of time: " mikeash 26 days ago

Going from 2,700 to 22,000 in 12 months sounds difficult too, as does going from 22,000 to 32,000 and from 32,000 to 50,000.'