Two dormant Bitcoin wallets, each holding 10,000 "Satoshi era" BTC since 2011, transferred the coins to new wallets using a modern, lower-fee address format (Shaurya Malwa/CoinDesk)

Shaurya Malwa / CoinDesk: Two dormant Bitcoin wallets, each holding 10,000 “Satoshi era” BTC since 2011, transferred the coins to new wallets using a modern, lower-fee address format  —  All of these moved coins are among the rarest class of BTC: mined or transacted during the “Satoshi era,” …