Dave Pollard analyzed a random sampling of Salon blogs. The news strikes me as pretty dim, especially when active means "posted once within the last month". That's a pretty low activity threshold.
Barely sustainable growth based on software from a company struggling to stay afloat is not a recipe for success.
A while I go, I thought it odd that UserLand didn't pop up in more rumors when Blogger got bought. Now UserLand seems to be falling off the radar. Then again, maybe they're pumping the product in markets I'm unaware of. But other than Salon, what other media company is using Radio UserLand for publishing?