Genuinely, what is the practical distinction between a Communist or Socialist revolution in the context of an international example for the domestic working class?

Furthermore, the French Revolution ultimately toppled the monarchy. It was not sunshine and roses, but succeeded in transitioning from feudalism to Capitalism. Additionally, I did not say every revolution was successful, but instead that we have many examples of successful revolutions.

Moreover, you have not established that you have options. You have no examples of Social Democracy existing in a manner that isn't temporary, and wasn't given rise to by the example of a much larger revolution like the Russian Revolution the working class could have followed in the footsteps of had the bourgeoisie not made concessions. This historical context is crucial to understanding what does and does not work!