I think the silver lining is at the time of their peak Sears etc. seemed unstoppable. And it took only a few decades for that to be undone. And that is basicall

I think the silver lining is at the time of their peak Sears etc. seemed unstoppable. And it took only a few decades for that to be undone. And that is basically guaranteed to happen to any behemoth simply by their inertia and inability to stay relevant for a long time.