Originally Posted by KalosKagathos 
Name one legitimate reason for keeping someone locked out of a product they paid money for. Server maintenance is not a legitimate reason, unless it's game the proper functioning of which is dependent on servers (an MMO).
Whether or not the reason is "legitimate" in your opinion is beside the point.
Originally Posted by GothicGothicness 
Yes, I was also thinking it is not permanent… but according to forum posts on risen 1 supports forum it has been down for months. I would try a couple of more times, hoping this forum people are wrong.
I seriously doubt that it's been down for months. If so, then it's one heck of a coincidence that it just happened to be back up when I decided to see if it would install for me just now.