Left Wing Factions

This is part 2 (a follow on from Capitalism & Crisis). This discusses the criticisms Rosa Luxemburg has with Trade Unions & Cooperatives and how reformism fails to critique capitalism or is self defeating. But are these criticisms helpful? Lenin goes into an interesting point in regards to compromise in his book "Left Wing Communism: an infantile disorder"

To see part one: https://www.youtube.com/watch?v=ra_8mNwFlDs&t=21s