[Block Launches Bitkey Hardware Wallet with Screen and Introduces Features Like Auto-Earning Bitcoin on Cash App] Deep Tide TechFlow reports, on April 28, according to official news, Block announced the launch of a new Bitkey hardware wallet equipped with a secure touchscreen, along with features on Cash App such as automatically converting received peer-to-peer payments into Bitcoin and earning 5% Bitcoin cashback on Square merchant purchases. Additionally, Block has implemented proof of reserves for its corporate treasury Bitcoin holdings, as well as for Cash App and Square customer holdings, enabling independent verification through on-chain signatures. Furthermore, Block revealed plans to showcase Square's NFC-based Bitcoin tap-to-pay solution at Bitcoin Las Vegas 2026 and advance the development of the Proto Bitcoin mining product suite.