As Google found with Wave and plenty of others will continue to discover in different ways, we're in the midst of a series of online social experiments. One person saying 'try this, it's great' is not a recipe for mass adoption ...
What's needed more than an understanding of the latest, greatest thing is a model that can quickly evaluate the potential of such tools. If Quora shines like a star for a week before it's gone, the smart PRO may be able to make the most of it.
Jon Collins, independent PR consultant