If this woman told you she was a doctor and you wanted butt implants, would you let her inject a mixture of cement, super glue, mineral oil and Fix-A-Flat tire mender into your buttocks? But of course you would!
Most people don't live to be 94. Most people don't receive the National Medal of Technology and Innovation. Most people also don't invent, by accident, an extremely useful and widespread super-substance. Harry Coover, who died Saturday, did all these things.