When Jolla's first sailfish OS mobile phone was released, this system, which relies heavily on gesture operation, made it very difficult to get new hands on, and had no advantages for competitors. But since then, sailfish OS has embarked on a long road of evolution, and in MWC 2015, the tablet running sailfish OS2.0 has revealed its true appearance for the first time, and the evolution of this system seems to be very successful.