I don't get it either.
Dad used to watch it religiously. Still, he was a Hungarian-born-but-raised-in-Holland-and-assimilated-as-an-aussie (essentially, all that "cultural" baggage from the old country STAYS in the old country.
But then he used to do the same for golf and cricket.
Two sports where you CAN watch grass grow at the same time.
I don't 'get' a lot of sports, to be honest.
I like to watch women's basketball - but that at least has some fit women running around in tight spandex. Like watching a superhero movie without the lame dialogue, fights and special effects. :D