There are many things that are significant about the report of the task force studying a unified payment infrastructure that uses the Unique ID, or Aadhaar, but perhaps the most notable is its timing. It has been presented to Finance Minister Pranab Mukherjee just as the Budget season is at its height. This is indicative of the direction in which Mr Mukherjee must go in order to control the United Progressive Alliance’s (UPA’s) politically sensitive but fiscally damaging welfare spending. Cost savings must come from somewhere, and improvements...