By Dan Weil She remains a major cryptocurrency backer, despite bitcoin’s 65% plunge this year. It recently traded at $16,624. Celebrity money manager Cathie Wood has been one of cryptocurrency’s biggest proselytizers for a long time, predicting in January that bitcoin will hit $1 million by 2030. And the chief executive of Ark Investment Management has put her money where her mouth is this week, taking advantage of cryptocurrency weakness to dive deeper into the space. Bitcoin has plunged 65% this year and recently traded at $16,624. On Nov. 14-15, Ark Next Generation Internet ETF (ARKW) – Get…