This has been shown to be a nonsense myth too. Someone's put some hard figures here: https://www.quora.com/What-is-the-truth-behind-9-out-of-10-startups-fail h

This has been shown to be a nonsense myth too. Someone's put some hard figures here: https://www.quora.com/What-is-the-truth-behind-9-out-of-10-startups-fail https://www.quora.com/What-is-the-truth-behind-9-out-of-10-s... sama also posted some stats here a while ago about yc companies that were wildly different from the "8/10 startups fail" myth.