The main thing that would bother me as the company, would be the fact that to a distant eye, it actually could look like the skate is actually coming apart at junction. It just doesn’t reflect well.
If there really is 4 sheets of carbon fiber, It should be easy enough to use the end cuts in the first layer or two, and have a product that looks more refined. Then you don’t have to worry about that percentage that doesn’t want their heel to look like ass.