Jets vs. Cowboys: Not yet time to back Sam Darnold

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Sam DarnoldSam Darnold is back!

What does that mean for betting markets? It’s still tough to gauge his exact point-spread value because there are so many warehoused Jets unable to fly … and because sharp perceptions in general have changed about this team.

Pro bettors have noticed many other teams have weathered quarterback injury storms without plummeting in the power ratings. The Jets collapsed from possible dark horse to expansion-caliber in the blink of an eye. Well, the offense on its own was arguably even worse than expansion-caliber.

The Jets will likely close as a touchdown underdog Sunday at home against the Dallas Cowboys (4:25 p.m., CBS). Using a standard three points…