The TA was gagged. And complicit. In midsummer 2004, Urbie briefly considered hiring a new TA. The logs were sent to them. And a few people called asking for the o/s.
Imagine their surprise when they were told it was 400 billion!
Urbie switched back to the old one, and issued another 400 billion. We believe he intended to sell another 800 billion after that, but by then the investigations had started.