There are a few reasons why the St. Louis Blues need to quit it with giving veteran players an opportunity to watch the game from the press box. This is not just a Craig Berube tendency, former head coach Mike Yeo would also employ this strategy.
One of the issues with issuing healthy scratches at this point in the season is that it is clearly not working. The most recent example of this problem is the benching of David Perron.
To put it in simple terms, Perron is not the problem. Patrick Maroon is not the problem.