Despite Bitcoin (CRYPTO: BTC) cracking the $43,000 mark, a survey found that 39% of retail investors expect a price drop below $20,000 by the end of the year. Technical analysts, however, continue to be bullish. What Happened: Bitcoin was up 2.5% in the past 24 hours and 6% over the past week for its first crack at $43,000 in two weeks. Nevertheless, CoinDesk reported a Deutsche Bank survey of retail investors found more than one-third of respondents see Bitcoin prices dropping below $20,000 by 2024. Also, 39% of the 2,000 consumers surveyed in the U.S., U.K. and Europe believe Bitcoin will co…