Earlier quoted context omitted.
There is no personally identifiable information stored in the public ledger. Just addresses, scripts, and Bitcoin amounts. If someone that knows you (like an employer or a Bitcoin exchange) sends you Bitcoin, they will know addresses that you claimed were yours. As soon as the Bitcoin moves from those addresses to another address then the provable link to you is broken. All the chain analysis you have heard of is bas…
"Addresses" are personally identifiable information if you're associated with one, or if you use an exchange, which you'd want to because most people providing goods and services (and also your local tax authority) want the local currency. If you're claiming these upgrades made Bitcoin anonymous in 2021, that's obviously not true, since multiple people who stole billions of dollars of bitcoins from exchanges have bee…
He definitely wasn't using Schnorr signatures 10 years ago.