I know you will tell me is Satoshi Nakomoto, in fact it`s not true. The only true is the username.
All technology what ordinary people use today was designed for military purposes.
EG : CPU, Digital Camera, GPS, Internet....
Maybe Blockchain was designed for this purposes olso ?
What do you think about that ?
One of the question that will never be answered, But I strongly believe that it was created by a group of people.