Too Long; Didn't Read
Cryptocurrency is a hedge against inflation-prone currencies like the U.S. dollar. Cryptocurrencies exist independent of any world governments. Cryptos have a finite supply that gives it similar characteristics to precious metals like gold and silver. Bitcoin is by far the safest bet right now - simply based on its volume, backing, age, and media exposure - but there are other well-known options like Etherum (ETH), Litecoin (LTC) and Ripple (XRP) are popular options.