While disaster has been averted in the form of multiple competing blockchains, the launch of EOS, which as reported by the WSJ has raised more than 4bn, has been less than smooth.
"The real test of whether one should be alarmed or not would come once the network is live and running. The human side of security, voting, economic incentives, etc, are much harder to test than bugs in the code during the testing phase."
https://www.coindesk.com/eos-blockchain-isnt-live-yet-getting-closer/