Saving Satoshi is a very special project to me. We got invited to speak about it with Nik Bhatia yesterday on his podcast.

Are any bitcoin wallets currently implementing the "Graduated wallet" concept? Basically moving your bitcoin to more secure (and typically higher fee) layers as your funds increase. We also called this "progressive security" in the Bitcoin Design Guide (

Bitcoin Design

Design principles

The key principles to follow when designing bitcoin products.

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