> Young techie is now 32 years old. Perhaps they marry a US Citizen, and a different pathway opens up.

I mean, one of the reason the green card line is so long for Indians is that they have one of the lowest intermarriage rates for immigrants (not just for Americans, other immigrants as well, if you look at the census data for children it’s very obvious): you can “pick” which country your green card falls under based on either person in your household. If Indians married immigrants from any other countries their own line would not be as long