As a correction, the first three were failures and Musk himself acknowledges that had the fourth failed they would have folded: https://www.cnbc.com/amp/2017/0

As a correction, the first three were failures and Musk himself acknowledges that had the fourth failed they would have folded: https://www.cnbc.com/amp/2017/09/29/elon-musk-9-years-ago-spacex-nearly-failed-itself-out-of-existence.html https://www.cnbc.com/amp/2017/09/29/elon-musk-9-years-ago-sp... https://en.m.wikipedia.org/wiki/Falcon_1#Launches https://en.m.wikipedia.org/wiki/Falcon_1#Launches