Today’s update is both a retrospective and a prospectus, or in plain English: where we have come from, and where we are going. Swimming into our Ken I used to be fond of Keats but my feeling for the sound patterns of English has changed over the years. But a new planet - our own planet - is swimming into our ken and it’s time to speculate with wild surmise. Also: stout Cortez, for he’s on the itinerary as well.