Bitcoin Drops 20% But Wasn't Week's Big Crypto Price Loser If February was bad for the crypto market, March hasn't fared better. Bitcoin's (BTC) repeated failure to beat inverse head-and-shoulders neckline resistance saw bears come in full force, pushing prices to a one-month low of $8,371 Friday. As of writing, the world's largest cryptocurrency by market capitalization is trading at $8,970, according to CoinDesk's Bitcoin Price Index. But the 28 percent drop from BTC's March 5 high of $11,660 had…