I am very particular about my identity and data being exposed to hacks and for this I am more secure trading on decentralized exchanges than their centralized counterparts.
There is always disadvantages beside various advantages. Yes it is true that decentealized offer a more secured way of trading there is no middle man but it also sacrifice the speed, simplicity and many more.
This is all changing. Leverj.io will have high speed, liquidity, and centralized feel for UX. Do your own research. Check out educational videos here