I think the metrics are more like 1 in 10 go from idea to initial funding, and 1 in 10 of those go from initial funding to Series A. So 1 / 10 culls twice over

I think the metrics are more like 1 in 10 go from idea to initial funding, and 1 in 10 of those go from initial funding to Series A. So 1 / 10 culls twice over a couple years.