That's absolutely not true; the Berigingians were doing some pretty novel work with fluted points up to and beyond the LGM: https://en.wikipedia.org/wiki/Ancien

That's absolutely not true; the Berigingians were doing some pretty novel work with fluted points up to and beyond the LGM: https://en.wikipedia.org/wiki/Ancient_Beringian https://en.wikipedia.org/wiki/Ancient_Beringian