So sensemaking to let citizens log in to public sector with e-bank log-on tools.

Check statistics here: http://boharald.blogspot.com/2009/04/e-id-making-great-progr ess.html 

This is so saving both tax payer's money and speeding up e-government as tools are familiar, trusted and much more convenient than any public-sector-only tool would be.  Several countries have already this so obviously beneficial public-private partnership in place. Anybody knowing one reason for why this option should n..