But DOJ is Trump's plaything now. And Republicans are either thrilled by it, or just don't care.
But it has a lot less meaning.
And Trump's DOJ now says it was wrong for the DOJ to ever investigate him for it.
Because they're all too busy making the same mistake Mueller made: enacting plans for the future premised on a bedrock assumption that rule of law will still exist in the future as a meaningful constraint on Trump's power.