Hitler, mad as a March hare, nevertheless had a saavy intuition. He obviously knew the tentativeness of the unity of the Allied effort and almost pulled off the Allied split he hoped for. But his generals knew this last-ditch effort was headed nowhere and Hitler’s his madness sealed the deal maybe even hastening the war’s end.
Of course hindsight is 20-20, but had Ike told Monty to forget Market Garden, and instead directed him to secure the Scheldt Estuary at once, and let Patton have the supplies wasted on Market Garden, I think the odds of ending the war by Christmas would have been a real possibility.
The Port of Antwerp was of vastly greater strategic value than a bridge over the Rhine.
Unfortunately, capture of a port where ships will unload isn’t as newsworthy as rapid advances and enemy casualties. Especially when the port was captured without a fight.