Pets
Pets can't tell you what's bothering them, and they're no help at all choosing the thing that fixes it.
This page collects gadgets for pet owners that people who've lived with the animal, or looked after other people's for a living, say were worth it. Each write-up keeps the downsides they found once the novelty wore off.
Why Groomers Pick the Orange Miller's Forge Nail Clippers Over the Red
Dog nail clippers that cut clean at first, then pinch and trap the clipped bit? Groomers swapped for the same clipper in a different handle colour.
