Caltech does not have legacy admissions. So what happens? Here's the list of famous Caltech people, from Wikipedia [1]

Very impressive people, but unless you're in their field, you probably haven't heard of them. Some CEOs - Hughes Aircraft, Berkshire Hathaway (Munger, not Buffett), Intel, Quora, TRW, Union Carbide, Evans and Sutherland. Mostly high-tech companies of their time. Don't see any elected officials.

Caltech builds tomorrow's nerds, not tomorrow's leaders.

[1] https://en.wikipedia.org/wiki/List_of_California_Institute_o...

Should that be surprising? Bourgeoisie != elite. Elite is a club, Bourgeoisie (at least in the US) is an attitude.