If Tether's balance sheet was truly simple ("here's our escrow account with Citibank with $2 billion in it, see?") then you can be assured the auditor would hav

If Tether's balance sheet was truly simple ("here's our escrow account with Citibank with $2 billion in it, see?") then you can be assured the auditor would have been happy to see that. No audit = run away fast.