Yep. A few. One was a series of electronic game callers used by hunters to kill coyotes. I'm not opposed to hunting, and I realize coyotes are predators, but

Yep. A few. One was a series of electronic game callers used by hunters to kill coyotes. I'm not opposed to hunting, and I realize coyotes are predators, but with the caller, the coyotes don't stand a chance. The second was a commercial PC product that didn't end well. For me. It ended pretty well for others.