KS. I know what you mean. As G.Fred said in one of his books, to paraphrase, things have a way of happening real fast out there. It can happen with split fingers, but more likely with three under when the arrow isn't pinched between the fingers.
I've been using Sta-jacs for many, many years. They were initially invented and produced by a fella here in Wisconsin, in about the '40s, I think. I can't remember his name. Have been picking them up wherever I find them so I pretty much have enough to last me.