I don't know why she wants to poke that tiger in the eye
If she isn't going why play a childish game? If she does go the Chinese will be obligated to take some kind of action or they loose face---and that is something they don't do easily. In addition, Xi has to allow the military to flex their mussels simply to maintain a good image in the eyes of the generals.
This isn't smart if she goes or not.
"A pessimist sees the difficulty in every opportunity, an optimist sees the opportunity in every difficulty” ---Sir Winston Churchill
"Political extremism involves two prime ingredients: an excessively simple diagnosis of the world's ills, and a conviction that there are identifiable villains back of it all." ---John W. Gardner
“You can’t go back and change the beginning, but you can start where you are and change the ending.” ---C. S. Lewis