Crypviser announced:

“Crypviser concerns about recent problems within Ethereum network and sees the current situation as unreliable and business critical for our project. The speed of transactions for the authentication system is too important to be disregarded.” They further elaborated that since their application would be used by millions of clients globally they would to bring “superb quality solutions to the market” and one of the crucial factors for them was “maximum speed of transactions.”