Originally Posted by tamadrm
So...this IS spam.
Well, sort of. It's certainly not a very good attempt at it though, as there's no potential to sell the product without a price or web site. It's just an R&D pursuit and we've had those before. Some sneakier than others, and some more honest, which the OP has correctly admitted. Nothing wrong with getting some opinions on why his invention might or might not be attrractive to drummers. This is a discussion forum
Let's give him a chance. When it's time to actually market the product, he can buy adspace from Bernhard.