The Japan Magazine Publishers Association has published their manga magazine data for 2008. And what do the numbers say… Things look bleak for magazines as numbers for most sectors are down.
Look at all those seinen mags and how strong most of them are. The more experimental the designs and the content the lower the sales. I’ve always thought it was strange that seinen hasn’t caught on here, but then again the manga revolution of a couple year’s back was also a revolution against the seinen manga that dominated the much smaller manga scene a decade prior.