Most of India is not Upper Caste. It is telling that the vast majority of India finally had functional sewage systems reach their village (99.9% coverage), electricity reach their village (99.9% coverage), cooking gas reach their village (100% coverage), and is now having clean water and fiber optic cable reach their village (currently ~75% coverage for each), only after the first non-Upper Caste person became Prime Minister (Modi).

Caste-based discrimination affects US based tech companies due to the large number of Indians in the sector. See this essay for specifics: https://harvardlawreview.org/2021/06/title-vii-and-caste-dis...