So either that's a good sum to their standard of living, or the data isn't all that personal and private in the first place.
The transit nerd in me kind of wants to buy it, not for maliciously tracking the customers, but to analyze the commuter and intercity travel patterns of 30m people.
IRCTC does not generally have much pii, except for adressess, phones, email. Aadhar can be linked but that on its own is not useful. Moreover a lot of accounts are burner accounts so the data is likely to be fake.
The transit nerd in me kind of wants to buy it, not for maliciously tracking the customers, but to analyze the commuter and intercity travel patterns of 30m people.