Deletion of Slingshot paintball

Comment: the current article has no reliable sourcing, nor can I find any reliable sourcing.  Note that the one book used as a reference attributes the invention of the game to "Ron M. Smith", who just happens to be the author of the book, which happens to be self-published througn Lulu.  Far from "harmless", this article fails |verifiability
Stance: delete
Cited policy: Wikipedia:Verifiability (WP:V)