Tools have only limitations inherent in how they're made, and overcoming those can actually create new technology. Appliances also have artificial limitations i

Tools have only limitations inherent in how they're made, and overcoming those can actually create new technology. Appliances also have artificial limitations imposed by the designers, and overcoming those (if it's even possible without starting from scratch) is a waste of effort that merely negates the designers' efforts and gets you back to the tool which was your birthright.