I believe that some decentralization is welcome, but 100% decentralization is hard to achieve and have success with projects like these that are creating complex systems.
Probably, a lot of conferences are held in different parts of the world when the ICO project starts, the only question is which one is most acceptable for devs. Wanna know this
conferences are important in terms of promoting the project, but the real deal is make when the company able to deliver value to consumers/companies/,etc...Integrating Usechain technology to make the difference