I'm not sure if I have any khaleegy music in my personal collection (I probably do, but am not yet knowledgable enough to recognize it). So I'm doing a bit of research on YouTube, and found this lovely piece of music performed by the equally lovely Amira:
In answer to your question, perhaps it's because some videographers either try to be too artsy-fartsy, or they are careless and clueless about taking good video. xP