Decentralized Finance, am i right?

Totally right my friend.
It is very easy to get valuable articles about this trend. In the blog of @culgin you will surely find.

Is there a blockchain now that can do what paypal can do and more?

I hope so, I don't know a blockchain platform that unites as paypal. But if it has not yet been created, it sure should not take long to be launched.

Hugs!