$4 Billion Buried in Brass, Silver and Gold: The Unclaimed Casascius Coins Still Guarding Over 38,000 BTC

Since the start of the year, data shows about 432 Casascius physical bitcoins have been cracked open and redeemed-revealing roughly 1,100 BTC inside, valued at more than $119 million using todays exchange rates. Even after all that peeling action, over 38,000 BTC-worth north of $4 billion-remain sealed within 17,746 active Casascius coins, still holding their []