"Ecash got reintroduced with the two open source projects Fedimint and Cashu. In my opinion, the main reason for this revival is the following fact: Unlike an implementation of ecash in the fiat world, that would rely on the permissioned system to "allow" something like ecash to exist, bitcoin does not come with that limitation. The permissionless nature of bitcoin allows for these protocols to exist and interoperate with the existing bitcoin stack."
-Gandlaf21

Can Ecash, a privacy preserving but centralized and custodial system, coexist with the decentralized and permissionless nature of Bitcoin? Does it pose a threat to self-custody, or can it provide a more private and user-friendly experience for those who struggle with the complexities of holding their own coins?

Explore the potential benefits and drawbacks of Ecash and its implications for the future of financial services.

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