While America has been living in — and anesthetized to — this never-a-slow-news-day era for quite a while now, there was nevertheless something pulse-quickening about last week’s episodes of our reality-television presidency. Paced primarily by the ongoing legal sagas of former Trump campaign manager Paul Manafort and longtime Trump consigliere Michael Cohen, the flow of the news cycle turned pyroclastic, with Twitter pundits proclaiming it to be a historic week for the T...