Well, at least that’s what they’re “showing off” with the new Economy statistics:
http://blog.secondlife.com/2006/10/02/new-statistics-on-second-life-population-growth-and-the-economy-now-available/trackback/
It’s interesting to see that a few hundreds of people are actually able to live off Second Life, or, at the very least, have a very interesting and profitable part-time job!