[Greek former Finance Minister Yanis Varoufakis addresses a news confernce on the official launch of the Democracy in Europe Movement (DiEM) in the Red Saloon, Volksbuehne Theater, in Berlin, on February 9, 2016]Greece's far-left former finance minister Yanis Varoufakis came to Berlin Tuesday to launch a pan-European grassroots political movement, saying its goal was to "democratise" the 28-member bloc.