Ken Griffin, billionaire CEO of hedge fund Citadel, paid $43.2 million for a first-edition copy of the U.S. Constitution at a Sotheby’s auction on Thursday, outbidding a group of cryptocurrency investors. The amount more than doubles its $20 million high estimate, setting a world auction record for any book, manuscript, historical document, or printed text, according to Sotheby’s. A band of more than 17,000 crypto enthusiasts, identified as ConstitionDAO, had crowdfunded more than $40 million via social media earlier this week in a bid to win the auction. Sotheby’s said it was the largest crowdfunding initiative ever ... (full story)