Rather than these attempts at selling electronic voting systems - couldn't there just be a company that establishes 'tried and true' paper ballot voting based o

Rather than these attempts at selling electronic voting systems - couldn't there just be a company that establishes 'tried and true' paper ballot voting based on the best existing systems for fairness/anti-cheating. It seems like you should be able to do things more easily, less expensively, and with lower risk in a repeatable way in every state.