What should happen is that the NFL should take over operations of the NHL, and create the National Football League of Hockey. 4 divisions of 4 teams in each conference (this may require expansion teams in Green Bay and Jacksonville), a hard cap that's a percentage of the total revenues, a 17-week season followed by intense and month-long playoff series, an all-star game after the season, and a major TV deal with Fox, CBS, and ESPN.
Interference penalties would be called more strictly, opening up the offense, although defenses would tend to win big games in the playoffs.
...