Apple is about to sell its one billionth “app“, an amazing pace of development for a marketplace that just got established 8 or 9 months ago. In contrast, it took a couple years to sell a million songs on iTunes. A lot of entrepreneurs are toiling in basements and coffee shops to make those kinds of numbers happen.

Ning has now generated 1 million social networking sites, evidence that virtual networking is becoming a way-of-life. When social networking becomes a way-of-work we’ll see projects, teams, and organizations run differently.

Now expert advice service is becoming increasingly virtual, too. The question will become – how do you determine quality and how will those services be delivered in ways that solve our work and life frustrations?