Why Life Has So Many Challenges: A Theory

I had one of my breakthrough moments last night, a note to my subconscious, delivered while I slept and all my blocks were down. It wasn't a dream, it was something I woke up knowing, which happens sometimes. 

Here's what popped into my head.

Wouldn't it be cool if, when one person did crunches, all people got washboard abs? That would be amazing. We could have one person working out and we