The combined market cap of all cryptocurrencies reaches $2 trillion for the first time. The market capitalizations of all cryptocurrencies in existence surpassed $2 trillion on April 5, according to data from Goingecko, led by the impressive growth of Bitcoin (BTC), Ether (ETH) and other altcoins in 2021. The cryptocurrency market as a whole has become approximately as valuable as Apple, the second biggest company in the world after Saudi Arabia's oil giant Aramco. The milestone also comes less than three months after the cryptocurrency market surpassed $1 trillion for the first time back on Jan. 7 when the price…