By that kind of logic, people would also not get into Bitcoin,
As my favorite character said: "You're damn right!"

Joke. Bitcoin much easier to work than Decentralized exchanger. Much more easier) DEC will not be popular in future. Sad but true.
Depending on your definition of popularity, this is true.
There definitely is a demand for it. I don't think nor do I expect it to become accepted in mainstream society. There probably won't be any mainstream press about it. But for those in ecosystems where financial privacy is a concern, it has the opportunity to become very popular.