Call me crazy...
But I highly doubt penny penching Unixmad is losing money on Graal. I don't doubt he's making small profits, but If he was losing money, you'd be getting something like this when you go to forums.graalonline.com :
I mean seriously, he's not running this game out of the kindness of his heart. He'd pull the plug or sell the rights (If there are even any) in a second if he wasn't earning income off of it...