Taleb is wrong! (again!)

All genomic evidence (let alone linguistic, anthropological and historical evidence) since 2015 points to a Pontic Steppe origin for the original Proto-Indo-European speakers,

see:
http://www.geocurrents.info/category/indo-european-origins

https://www.youtube.com/watch?v=4jHsy4xeuoQ

https://youtu.be/rYuPFpckHUc?t=872

https://www.cambridge.org/us/academic/subjects/languages-linguistics/historical-linguistics/indo-european-controversy-facts-and-fallacies-historical-linguistics?format=HB&isbn=9781107054530

https://www.researchgate.net/publication/273312232_The_Indo-European_Homeland_from_Linguistic_and_Archaeological_Perspectives