Bitcoin (BTC), the world’s oldest and most valued cryptocurrency, lost all its gains from last week (going up to $71,000) and dipped down to the $69,000 range early Monday. Other popular altcoins — including the likes of Ethereum (ETH), Dogecoin (DOGE), Ripple (XRP), Solana (SOL), and Litecoin (LTC) — saw minor gains and dips across