US regulators have given the green signal to a new, tech and crypto-friendly bank to operate in the country.Called Erebor Bank, the lender is backed by a group of high-profile tech billionaires with ties to the Donald Trump administration and received conditional approval from the Office of the Comptroller of the Currency to operate in the US.The Columbus, Ohio-based firm was founded this year by a group that included Palmer Luckey, co-founder of military contractor Anduril Industries Inc. Joe Lonsdale, hea ...