besides the natural evolution, there occur to me at least two important factors - things became much more professional, so you need someone who watches the things in real time, with access to a lot of expensive books, paid subscriptions and documentation in other languages than English and French, people like oguerrerob, fyodor or the lady that pretended herself chinese, then north korean, but he might be vietnamese - after negyesi bought the site, he kept bringing his ex-communist friends; they support and bring each other over the whole west nowadays and that's not a fad, it's getting permanent.