Who, frankly, thinks Boston cream should be an Olympic event. Both endeavors are very, very difficult. It's very hard. And they're right. Granted, if most of us tried to do synchronized swimming, the entire cast of Baywatch would be needed to drag us out of the pool.
Synchronized swimming is very, very hard.
So is landing a 757. So is putting out a fire. So is playing Beethoven's Fifth. Difficulty does not make it a sport, even though it should be pointed out that, frankly, synchronized firefighting is a lovely thing. What they do is very athletic, very demanding.