Thank absolute Christ none of the companies you just listed will enter SP500 by default. The Risk/Reward is not functionally there to fast track companies and all of the examples you listed are too big to keep coasting on venture capital. Let them be public for 6+ months and let's see where they are at in the eyes of the public markers and then their inclusion can be re-evaluated.

What's the downside for the average pension holder with a 30 year horizon if they miss 6 months of Elon's newest scheme?