Personally I agree that this product sounds messy and would build up in a system.
But, on another forum, I asked a guy how it was that he & I bought the same medium/light density systems but he looked like he had tons of hair and I didn't.
He said he used this powder and absolutely loved it.
He called it his secret weapon to getting a full but spiky style.
He wears a taped lace system and does his rebonds & clean ups in like 20 minutes, so it can't be causing him problems.

This is him: