BerryIt is imminently do-able (compared to telco infrastructure plays and Ann Coulter). Open source libraries already exist for constructing browser plug-ins, and sites such as del.icio.us have already collected reams of tagging data. This means the browser plug-in can rely on Del.icio.us tagging data for now (via their API). A functional prototype could be constructed by focusing on the browser the plug-in. Yay for immediate gratification of front-end user-experience coding!If you’d like to work with Interviewables on this project, join his team or drop him a line. Less