According to Buterin, modexp can be “50 times worse than average blocks” for the ZK-EVM proof. This confirms that the inefficiency is now too great to ignore. In his own words, he even said he “hangs his head in shame” for making it up. Source: The community response was simple: it’s a waste of engineering … Continue reading Ethereum’s Vitalik Buterin ‘hangs head in shame’ after admitting 50x scaling bottleneck