Now that the Federal Reserve's rate decision is out of the way, it's a great time to take a deeper look at some of the leading cryptocurrencies. As a follow-up to last week's article, this piece will be going over the cryptocurrencies to watch this week: Bitcoin (BTC-USD), Ethereum (ETH-USD), and Ripple (XRP-USD). Bitcoin Despite the U.S. stock market continuing its crash this week, Bitcoin held relatively strong. The largest cryptocurrency was just a touch away from the major key level of $20,000. However, then came the rate hike, and Bitcoin collapsed 10% in just a few hours, all the way to a low of $18,150.