Coldcard MK5 ships with 5 major wallet upgrades Posted On May 30, 2026 Coinkite launched the Coldcard MK5, its first hardware upgrade to the flagship Bitcoin wallet since 2022. Tags:Crypto, Doge, News Related Posts 58 Wallets Cashed Out on Trump’s Coin While Everyone Else Held the Bag Strategy buys 34,164 Bitcoin for $2.5B, holdings surpass 800,000 BTC Strategy introduces new Bitcoin metrics tied to debt and preferred stock About The Author DogeMan