Bitcoin as a permanent archive Over the last 90 days, 19.5 GB of data were written to Bitcoin, including 7.5 GB of spam that will stay forever. The system keeps getting heavier, and it’s strange no truly lightweight, decentralized, anonymous blockchain exists yet. Zero-History architecture looks like the future: no eternal data storage. It feels more radical — and potentially stronger — than Zero-Knowledge. Meanwhile, $BTC is trading below $71,000… wow.