It's hard to tell how much of this might be legal, experts say. "Cryptocurrencies are so new that the manner in which they're regulated or not regulated is still being sorted out," said banking analyst Bert Ely. Most cryptocurrency regulation so far pertains to securities laws governing speculative investments — which wouldn't come into play in the case of Libra's hard-currency-backed valuation.
But McClary also sounded a cautionary note. "My concern is that when you put social media and your wallet into a blender, there could be some problems. First of all you want to make sure your financial transactions are secure and private," he said.