They
should do an app. And I think this is crucial to this game's survival. The most important thing is to find a way to place adverts that makes good sense. If you could play BB on an iphone without the need to zoom in and out, while always having an advert visible that doesn't take up the whole screen that would be equally huge for BB and the public.
The way the mobile devices are becoming more and more popular, this is a huge opportunity for BB to grow with it.
IMO, making it a supporter only feature would be a big mistake.
PS: for idea on how to place adverts see
(http://mobile.lemonde.fr/) on an iPhone. Granted it takes up some space and it takes a little time to get used it but that's the way things are these day.
"Air is beautiful, yet you cannot see it. It's soft, yet you cannot touch it. Air is a little like my brain." - Jean-Claude Van Damme