for zombie apocalypse Solar charging backpack that can charge your laptop. From Voltaic. This can be your bug out bag. Charge your phone and flashlights and laptop. For daily use, not only in case of any emergency.
Stick-N-Find —bluetooth stickers you place on items, then locate them with your phone. I need this in my life.
Knitting clocks by Siren Elise Wilhelmsen. Knitting 24 hours a day and a year at a time, the clocks knit one mesh every half hour all day long. In a year they'll knit a 2 meter long scarf. At the end of the year, change the yarn and let a new scarf begin.