In case you missed the news, Starz has chosen to not renew Counterpart for another season. This is, of course, horrible news; Counterpart is one of TV’s smartest and most compelling dramas. While there’s still hope that the series could find a home elsewhere, we have to assume (for now) that this is the series finale, which is how Starz’s is billing it. For what it’s worth, “Better Angels” could easily serve as a satisfying series finale, although it also set up some tantalizing threads for a further exploration of this world. The show’s final …