This happens when all you read is the unethical, cowardly likes of Witzel-Farmer-Romila-Irfan. How easy to demonize your opponents, ignore their inconvenient scholarship, run away and pretend you are the winner.
academia.edu/39599444/Fabri…
1. Presence of a "European-like" Centum language in Uttarkhand called 'Bangani' [absolutely AIT-incompatible]
2. Location of Centum Tocharian(Uttarakuru)
3. PIE-Austronesian contact- They could have met ONLY in South Asia!
etc
nytimes.com/2019/01/17/mag…
Read as much as your want & show if ANY of the 100s of~2000 BCE Andronovo/Sintashta skeletal samples gave an India specific lineage. Or it is NOT ancestral to Indians.