check out this thread of amazing takes. she was an utter piece of shit and anyone who mentions her or her ideas to you should be blasted with this information
EDIT: instead of "invented" I should've said something more like "popularized in a reactionary fashion" or "perverted with anti-communist intent"
This kind of stuff is why you'll sometimes see politicized pushback to research suggesting indigenous people came to the Americas earlier, or existed in greater numbers prior to colonialism.