The rate of political and economic change in the world seems proportional to the aggregate volume of communication, and, therefore, to technological progress. It has changed more in each of the last four centuries than any before that, and the trend looks set to continue. 100 years is a long time
It is difficult for a capitalist society to adapt to inexpensive labour being taken away by communism, and many proletarians, if many of them read correct news, not propaganda, may want communism in their own region.
As taxation burden rises, and taxation base shrinks, and more people are dependent on basic income and government services, the government will be forced to either to take advantage of productivity rises and operate public services (at little profit) or control prices to ensure services are provided