These 12 Designs Are So Brilliant Perfect That They'll Change Your Life<----- These are cool, but I feel like the doorknob would be a huge privacy invasion. Say they getting dressed. <<<Same. That one was weird. I really like the toothpaste one, though.
Most make sense, others have some problems-- if you put milk in the chips ahoy box, the leftover milk would rot when you put the package away. (It would be difficult to wash it out without getting the cookies wet.)