Learning to spread peanut butter and jelly on bread is an important step to building the motor skills necessary for driving a car and french braiding hair.
When I was a kid, the closest I ever got to decorating my own cake was a cookie and a little tube of gel icing. I had plenty of fun with just that. Imagine how awesome it would have been if we had edible paper back then? I can't say I'm not a little jealous of kids these days.