What's Good -- Or Not Good -- For The Game Of Hockey

Is rough play good for the game? Networks beef up their talent. Oilers optimistic. Which teams improved and which clubs took a step back?

One of the supposed reasons for supporting NHL participation in the Winter Olympics is that "It's good for hockey."

You hear that all the time.

Supposedly, it will "grow the sport" by pitting best against the best and attract new fans in new places and generate new money all around. 

It also spurs the question, what really is good for the game of hockey?

Pu…