Not an insurmountable issue. The community resolves the problem by tagging the offending items much like you stick a lollipop stick in dog turd at the park. Som

Not an insurmountable issue. The community resolves the problem by tagging the offending items much like you stick a lollipop stick in dog turd at the park. Sometimes your kid still gets shit on her shoe but then you scan the items before they are dropped, keywords, whatevs. You could reduce the problem to vanishingly small.