**🚨 Breaking News 🚨** 🌐 #BitcoinWorld: Cryptocurrency hardware wallet manufacturer Trezor unveils 'Trezor Safe 3,' supporting over 7,000 cryptocurrencies, emphasizing open-source development and collaboration with third-party security firms. Trezor also introduces a limited edition physical private key storage solution called 'Trezor Keep Metal' and a Bitcoin-specific hardware wallet 🛡️💼💰!