Not because of slavery, poop trucks, questionable government policies, etc.
The real reason to me is that it does not offer anything traditional or historical. Yes it has some five start restaurants. Yes it has some big malls. Yes you can do stuff like desert driving or hot air balloons. These are all stuff that could be done anywhere else for cheaper.
That's literally the only 'old' bit, but I was still constantly pestered by people trying to get me to come with them to look at handbags and sunglasses, and I do mean constantly, to the point where I just left because I couldn't be arsed anymore.