Wow! He's really trying pretty hard. Good for you. And now getting to see your kids a fair amount has got to be a pleasant change. One thing that hasn't changed is his attitude that he is the only parent to everyone except DD4. That would be annoying, but I suspect those barriers will slowly ease over time as you see this thing through.
In the end, it's not the years in your life that count. It's the life in your years. Abraham Lincoln
It is hard to fail, but it is worse never to have tried to succeed. Theodore Roosevelt
