Generally the ops are needy people and very little self esteem, i.e., the mlcers generally affair down because they want someone who is going to hang all over them and adore them each and every hour. Some may use the children to stay in good w/the mlcer and others won't. Kimmerz, your xh's ow doesn't care about the children because she thinks she has her hooks into your xh really good.
Some day, the warts and true colors will be exposed, but until them, the mlcer tends to have their heads stuck in the sand.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.