The number of billionaires yc has produced in 4000 or so startups (with many future billionaires in the pipeline) suggests your numbers are off by, what, 100x?

The number of billionaires yc has produced in 4000 or so startups (with many future billionaires in the pipeline) suggests your numbers are off by, what, 100x? If we assume that a Google Engineer is as qualified as a yc founder, which isn’t quite true but still.