In July, numerous dormant bitcoin wallets, established in 2017, showed substantial activity. This trend continues into August, with 467.63 BTC spent so far, amounting to approximately $28.2 million. Millions on the Move: What’s Behind the Reawakening of 2017 Bitcoin Wallets? Last month, sleeping bitcoin wallets from 2017 moved about 1,636.94 BTC through 23 distinct transactions.