the.com/invention
A problem talking back, plus someone too stubborn to let it have the last word.
means The creation of something new and useful that didn't exist before, often a device, method, or process.
from From Latin invenire, to come upon or find — invention literally means stumbling onto what was always waiting.
Patent boomOver 11 million US patents granted to date.
Necessity mythMany inventions preceded the need they later filled.
Edison's edgeHe held 1,093 patents, often refining others' ideas.