Food pantries and soup kitckens have been feeding the hungry for more than 40 years and yet none of those places brought about political revolution

You, uh, might want to consider how that argument applies to reading theory. I'm all for people getting well-read, but if there is one thing that I've picked up from successful movements that bring change, it's that diversity of tactics is required because there are no golden roads to getting the work done, and you need many people all working in the ways they can towards the results the collective desires.