> 1600 is not enough to get into Harvard, AI estimates about 10-20% of those with perfect SATs do. I think he'd be more likely to get into MIT because he'd have extracurriculars and/or side projects that they'd value more.

The Harvard and SAT of today are not the same as when he was a teenager.

> You just have to understand that there are only so many opportunities trillion-dollar companies per generation (just due to market dynamics). Being driven, having a high IQ, etc aren't as big predictors of success as having rich and connected family members.

Having a high IQ and having a rich family member are both predictors of success. What's even more important is being lucky, but all three are critical.