Everyone wants an audit. Let's say one of the Big 4 do the audit you wanted so much. Then the agencies with three letters wants to audit the audit. Do you know what's gonna happen with these accounts? Is this really what you want? Are you prepared for the 'dip'?
These newly issued Tethers will not enter the crypto marketplace until they are bought with dollars by traders on the Tether supoorted exchanges. Unless Bitfinex is opening phony trading accounts on exchanges and buying bitcoin with unbacked Tethers there is no harm of an inflationary effect on prices.