Now decentralize technology can be used in different spheres. It is cheap and secure. That is why decentralize projects are so popular now and they have a lot advantages.
Another thing is that people do not trust centralize technologies, that is why more and more people prefer to use decentralize technology.
Centralized technologies are often hacked and users do not know how their personal data will be used. It is more difficult to hack the decentralized technology.