The book "The Passion Trap" went into some detail about what to do if you keep finding yourself in the "one down" position in your relationship with your partner one-up. May be worth a read.
WRT WAW suddenly getting interested when someone else shows interest, that is a phenomenon called "preselection" whereby if other people want you, you increase your perceived value to all potential suitors. You are simply more attractive when more than one woman is interested.
Accuray
Married 18, Together 20, Now Divorced M: 48, W: 50, D: 18, S: 16, D: 12 Bomb Dropped (EA, D): 7/13/11 Start Reconcile: 8/15/11 Bomb Dropped (EA, D): 5/1/2014 (Divorced) In a New Relationship: 3/2015
