I think when most people have to tell you how happy they are, they're faking it. That and his "I can't be married anymore" BS. Sounds like he's trying to convince himself that he his happy and he can't be married anymore.
It will be interesting to see if he continues to contact you.
M 38 WAW 36 Together 19 years Married 12 years Bomb/Separated Oct. 09 I love my wife Sitch