Sutter reportedly left the Western he created with three weeks left in the production over creative differences with Netflix. What's left to watch — a slipshod, superficial drama — reflects an absent voice that feels all too common in the streaming era. Since completing his breakout drama series “Sons of Anarchy” in 2014, Kurt Sutter has had a hard time finishing what he starts. After one season, the writer-producer beat FX to the punch by self-canceling his low-rated and poorly reviewed follow-