Cushing recorded this from indian life. Let's have an elementary discussion. If you make finished points, you must chip stone. And, if you chip stone you must use a technology. And, if you use a technology, it must have come from somewhere. This technology which actually can probably be used to make over a half a dozen kinds of flaking - including this flaking - came from the indians.
When people go to work, they want to get paid real money at the end of the job. If the employer pulled out two forms of money at the end of the week - real cash, and Monopoly money - which would you choose?