You can dissect your sitch all day long. If you don't make changes, the chances of reconciliation will be unlikely. Again, you have amazing advice from both genders. Please, do something with it.
He's been given the advice over, and over, and over, and over and yet still comes back to the same thing. Instead of crying how people on here are harsh, do something about the situation. He needs to prepare for life without her because she's gone.
There are moments in this life when you are so confident in the rightness of your actions, that not even for a second do you consider the option that you might be wrong.