What they do experience is earning lots of tax-free money, and a vibrant city life. Obviously those negatives are all present but less of a threat than one might think from the outside.
Perhaps that seems like too much of a risk to some people. But to others, who aren’t living in “heaven-on-earth” first world countries it’s an easy gamble to make.
(Culturally hyper-conservative is especially hilarious for anyone who has been to a Dubai brunch.)