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Jo was invited to present The Dings case study as a “ practical example of successful approaches to creating residential environments that facilitate an active lifestyle . These forms offer practical examples of various approaches to common problems , providing a framework for your organization to adapt , revise , and build upon . Virtual Vaudeville is a project that uses very sophisticated 3D gaming technologies to re-create historical performance , and is a very powerful example of new approaches to humanities and arts scholarship ; I had the opportunity to see this system demonstrated at a recent National Science Foundation meeting , and found it fascinating on many levels . " As in case examples of regulatory approaches to the Internet within this framework of " laws that are not laws at all , " the focus of this paper is on the sharp differences among nations with regard to the regulation of political speech and opinion . There are some systems such as this , that on some levels seem to be dangerously open to attack , but are open through necessity , and luckily it 's from such systems that we can take examples of appropriate approaches to security .