I've seen these gimmicks come and go. It won't catch on.
Humans are used to repetition and besides that they don't like change.
Try explaining to your customers you are only going to feed their lawn once a year.
You guys have a hard enough time believing in it....the client never will.
It's a good concept and theory.....and that's where it will remain.
More is better. For institutions and people doing their own? It might be minimaly popular. but it would never make it in the commercial or residential venues on a retail for hire product.