Chasing Privacy: How Coin Mixing and CoinJoin Actually Help (and Where They Fail)
Okay, so here’s the thing. Bitcoin feels private at first glance. You get a key, you send coins. Boom — freedom. Whoa. But that feeling is misleading. On-chain data is permanently public, and sophisticated chain-analysis firms can piece together lots more than you might expect. My instinct said privacy was mostly about not reusing addresses. […]