I wonder what percentage of their increase is due to the addition of Sarah Palin and her fans??
Not as big as the FB page “who’s bigger, Obama or a squirrel?”
I think that a move to social network based entertainment distribution has a bit to do with it.
In the early days of independant internet published musicians, I found new bands and ensembles through the original MP3.com when it was an indy publishing site.
Now I find bands and even new book authors through networks of friends, and most of those musicians and authors have a facebook account which gives the public news and updates on performances appearances, and new releases. With maybe a free song or free short story now and again.