Ex-Regulators, Business Groups Line Up to Back Grayscale in SEC Suit

Also, Republicans lay into securities regulator over tech mishap; FDIC upsets bankers by boosting deposit-insurance fees

Leaving little to chance in its high-profile case against the SEC, Grayscale Investments’ has been out drumming up support for its challenge to the agency’s denial of its Bitcoin ETF application  – and several former regulators, as well as crypto and business trade associations are answering the call.

The flurry of activity comes as so-called friend of t…