Listen do not attack any religion, enough you lied that Qatar is unsafe lol.
It seems to me that he is a lower-income Swede who does not like the refugees in his country add to this his feelings of being short and his awful recovery, he definitely does sound like that very frustrated type who would not like Islam. Not that I'm trying to justify it, but at least give people an idea of where his sentiments stem from, to easen the blow perhaps.
As for the OP, go for it. If you can afford a good hair transplant I don't see anything wrong with getting it done if it makes you feel better about yourself. I can't imagine how losing your hair must feel, and it's fantastic that science has reached a point where that can be somewhat reversed.