I totally agree with that but we have to keep in mind that openhab is freeware and the idea of the cloud service was more kind of a demo/reference in the first place. And yes, I also think to spread openhab and make it morre successfull it would be usefull if the cloud service would work.
The problem was discussed here and a few posts above. In the linked thread Kai even mentioned:
So yes, I know, I am complaining as well but this wont help. We need people coding and improving. The problem is not new.