Tawnos
A guy with a bass
So there's no tangible evidence to suggest that this happens, but it happened today because we're deciding it happened?
You should read that again. His conclusion is that IN AGGREGATE fights didn’t change anything, but in specific games it did.
He looks at what happened the rest of the period the fight took place in. The Rangers had 20 shots on goal at the time of the fight with 9 minutes left in the 2nd. They had 2 more shots on goal the rest of the period, despite 3 minutes of PP time. The Bruins had 10 at the time of the fight. They took 5 after that, despite 3 minutes of PK time, and scored a goal.