1. Automatic dark mode for your computer, phone and vital apps. 2. Bicycle dropper posts. 3. Robots in my car. 4. Canning for small brewers. 5. Stretch fabrics that aren't tights. 6. LED bulbs that change hue and brightness. I'm sure I could make the list much bigger but I need to get ready for work. #3 is a serous contribution to safety. Maybe same for #5. I should have guessed about fabrics earlier. Now I know how my wife, daughter and others can look so cute and still function without hurting themselves.