The recent decision of Supreme Court about right to privacy will prevent this in future. I'm not sure about what exactly will happen to Adhaar ID but, we may see that linking-it-with-every-account thing reduced a lot.
“The Union of India shall give wide publicity in the electronic and print media including radio and television networks that it is not mandatory for a citizen to obtain an Aadhaar card.”
Source: http://www.livelaw.in/supreme-court-says-aadhaar-act-keeps-u...