Even though he is Lebanese, he's a non-practicing/non-religious muzzie, also a good thing.
(Does being agnostic only apply to Christianity or across all religions)? I know nothing about the fake cults of peace out there, so im unsure.
Islam is kinda different compared to Christianity. You can be a Christian who believes in a gay Jesus or even a Christian priest who is an atheist. Yes that's really a thing, not that uncommon. Islam resists any kind of reformation.
I guess someone could say they are only culturally muslim when they are living in the west, but at the same time it's way rare that muslims switch religions or renounce God altogether. But if there's any muslims on this forum, let me know what you think...