...fake issues like CRT, etc., than they are about Republicans being totalitarians who will do anything to re-install their idiot king, or someone even worse. And, as the general ignorance of the voting public has shown time and again, they mostly take out their frustrations on the party of the incumbent President, regardless of how little or how much sense that actually makes.
The Republican assault on democracy is the greatest existential threat to our country since the civil war, yet it's barely a blip on the radar of our voting public.
I don't even know for sure that arrests and convictions of major 1/6 figures will break through sufficiently to public awareness, but it could take some of the worst figures out of the running directly. Any number of Republican members of Congress should be in jail right now.
Further, solid DoJ action would certainly have more impact than mere bad news. We've sadly discovered that the capacity to dismiss anything unfavorable to Republicans as "fake news" is essentially infinite within the Republican base.