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The 7 worst Bitcoin scams

When Bitcoin first came along, one of its biggest draws was the use of blockchains to make the currency secure in our digital world. Unfortunately, digital wallets are still open to hacking, and people are still open to scamming — so, so much scamming. To get an idea of how bad it can get, let’s take…

Federation is the Worst of all Worlds

This fieldnote documents my notes with regards to a characterization of systems I’ve been calling “optimal privacy” but which intersects and overlaps with many other concepts in the literature e.g “privacy and computational complexity” or “approximate privacy”. Starting with an observation, it is clear that privacy-preserving protocols are less efficient than non-privacy preserving protocols -…