home team advantage shrinking

This was the best part:

More neutral officiating

Historically, there was little record-keeping of penalties called, type of infraction, and the referee who threw the flag. Now, we have analytics and metrics across the entire crew of officals. The NFL has spent time and money on increasing fairness through closer monitoring of officials.  This clearly would have an impact on home-field advantage. With less TV coverage in the past and less oversight, officials may have been more inclined to side with the screaming home crowd. But with every decision being graded, and potentially leading to termination, officials are far more likely to try to make the “right” call as opposed to the “easy” call.

This was the year of the road team definitely