My bet is that AJ pulled the stunt on Saturday so it wouldn't affect share trading immediately, with the knowledge that the government would be forced to react immediately in the national interest, particularly with the Spring racing carnival underway, and that this phase of the issue will be resolved by the end of the weekend with FWA cancelling all PIA and everything slowly returning to operation by Monday morning. This would result in the smallest impact on the share price.
Of course if it isn't resolved by Monday morning then hang on tight!
He has called the governments bluff, not the unions'. It will be interesting to see how hardline Bob Brown is on his views. He will be the key to this in the short term.
Albanese obviously is aware he has been played by Joyce. Gillard on the other hand may well have been complicit. Insiders might be interesting this morning.