>...may also have spread directly from there, not through the Steppe. My guess is they assumed it came through the steppe i.e. from the north, not their region

>...may also have spread directly from there, not through the Steppe. My guess is they assumed it came through the steppe i.e. from the north, not their region the south/Caucasus. https://en.wikipedia.org/wiki/Kurgan_hypothesis https://en.wikipedia.org/wiki/Kurgan_hypothesis