If you engage in linguistic exegesis of the Quran in Cairo, and write that the Arabic says it was written over several centuries, the imams at Al Azhar will put a fatwa on your head, as the Ayatollah Khomeini did with Salman Rushdie. Muslims, like medieval Catholics, and American evangelicals, have a problem with free enquiry.

Here's the story of why disruptive intellectual innovators in Muslim societies always lose: https://medium.com/lessons-from-history/islam-and-intellectual-infidels-b83b6cdcb7fc