Worldcoin, Sam Altman's Crypto Project, Is Building a Layer-2 Chain

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Worldcoin, Sam Altman's Crypto Project, Is Building a Layer-2 Chain
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Sam is CoinDesk's deputy managing editor for tech and protocols. He reports on decentralized technology, infrastructure and governance. He owns ETH and BTC.

The blockchain will be based on Optimism's OP stack blockchain-building framework to offer users cheaper fees and faster speeds.

World Chain will be based on the OP Stack, a blockchain-building framework that has become a popular choice among bootstrappers and was used by Coinbase to build its Base network. Like other layer-2"rollups," the chain will bundle up transactions from users and pass them down to Ethereum where they get cemented permanently. The setup will allow World Chain to offer users cheaper fees than they'd get by transacting directly on Ethereum.

Tools For Humanity has taken its orb on the road to conduct in-person scans at conferences, events and pop-up shops. According to the project, over 10 million users across more than 167 countries have been onboarded., a crypto wallet that integrates with some popular protocols and offers special functionality to orb-scanned users. The app currently plugs into the OP Chain, the layer-2 Ethereum blockchain that originated the OP Stack.

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