I know you'll forgive my skepticism re: you knowing him personally for many years.
Since I don't know a way you could prove your claim without saying who you really are (not your screenname), I hope you'll understand that I will take your assertion with a HUGE helping of salt.
***I know you'll forgive my skepticism***
Sorry - not me! My brother's friend knows one of his friends going back to childhood (or at least highschool). That was his response when asked if Bono was truly a Christian.