Matz talked about this in RubyConfIndia in March. Glad that it is here finally.

Things are changing and schemes like UID combined with Food security bill, direct money transfer to banks etc would bring a huge change in the social fabric. UID will serve as a basis for all future social programmes.

It is indeed strange why so many such services insist on putting their script tags in HEAD

It is available to students, at discount, for INR 1100 (~ $20). General public can buy it at market prices

It's a shame this doesn't mention Zipdial http://zipdial.com