Before delving into where Garriott is going, Joystiq explored a bit about where he's been. They talked about the infamous venture into space, and the even more infamous NCsoft lawsuit, then moved on to what Portalarium is all about and what Garriott hopes to accomplish with it.
Portalarium's aim is essentially to tap into the growing social network gaming genre and do it bigger and better. The interview covers the basics of how the business model will work as well as Garriott's views on what the market is lacking and how he plans to fill in those gaps. It's an interesting read, so head over to Joystiq and take a look at the full interview!