Duane Nickull considers how his ideas about “Web 2.0 Architectures” may be able to apply to Gov 2.0. He offers some preliminary ideas:
The scope for this work would be IT systems that provide services to citizens. There are several concepts that seem to be no-brainers when you look at them at a high level. However, there may be red tape or other legislative or legal reasons why they cannot be simplified.
Read his initial suggestions here.