Not sure about it being a game changer. SMT's and the following tokens, are ultimately just tokens. Tokens does not specifically symbolize "money" or commercial value.
Creative-wise, I am excited to see what some these communities develop. Also, if it helps in any way to add exposure to high quality subject organized content, then I can see an improvement ahead.
The story of Job tries to answer the question, "why do bad things, happen to good people?" Its an ancient and fundamental question.

Why do good things happen to shit posters?

I don't think SMTs will answer that fundamental question.