Yes but they play that same team in a best-of-seven that beat the other teams in a best-of-seven in their group, who themselves beat the best of the best-of-seven in their own group...
You're basically arguing against tournament formats, in their entirety, which is quite literally one of the worst sports takes I've ever read on any platform of reading.
The World Cup should be abolished too next, yeah?
What about Wimbledon?
All this to excuse the Toronto Maple Leafs of their playoff failures.
It's not the Leafs that are the problem, it's the tournament, OF COURSE!