On a cool winter morning in the high desert, they have arrived at the end of a road paved with too many bad choices. And one that's good. It's the final day of filming on Better Call Saul, which technically would make this the final day of filming on the entire Breaking Bad saga — a franchise that stretches over 15 years, two series, one movie, and 817 "I'm too old for this s---" disapproving grim