Bitcoin hit $ 19,000 today for the first time in nearly three years, and is close to reaching an all-time high of just under $ 20,000.The world’s most popular cryptocurrency has increased by about 160 percent this year, supported by demand for riskier assets amid unprecedented fiscal and monetary stimulus measures, appetite for assets deemed resistant to inflation, and expectations that cryptocurrencies will gain widespread acceptance.According to (Reuters), Bitcoin won more than 37 percent in November alone.