published May 31st 2016, 10:30 am, by Cass R Sunstein   (Bloomberg View) — Thirty-nine years ago, on May 25, 1977, a movie was released with a somewhat ridiculous name: “Star Wars.” (It’s now called “Episode IV: A New Hope.”) Almost no one thought that it would do well, and

El Salvador just passed a law to make BitCoin (BTC) legal tender and is the first country to do so. It did something similar back in 2001, when it made the US Dollar the official currency, replacing the Salvadoran Colón (named after Christopher Columbus), which had been the official currency for more than a century.