I believe banks are inhibited about pushing this forward because of the fear of the unknown: they are not certain that the business can be cost-effective. Banks are clearly underestimating the potential. If indeed, all or even most government payments to rural people are captured through the EBT mode, this again can give banks a large float and make it an attractive business proposition.
So, rebels do not press the button frivolously, while the thuggish mischief makers who abound in every group are left without an easy trigger. Tolerance and respect then lead to a good equilibrium where they reinforce each other. For example, rebellious youth in the United States used to burn the American flag.