Ethereum’s Nethermind software bug sparks discussion about ‘client diversity’ risks

Although this was a manageable incident, the episode revived a long-simmering debate in the Ethereum ecosystem over the need for “client diversity.” Some experts took the opportunity to point out how bad the situation would have been if the chain’s most popular execution client, another client software called Geth, had disappeared. The question is whether Ethereum would have been able to keep going because Geth stood out as a single point of failure for the network.