According to the Sky Factory:

The system includes multi-channel graphics processors and specialized synchronization software for display of its terabytes of proprietary HD content. SkyV simulates a real skylight, presenting hours of visual content captured from beneath beautiful skies and trees world-wide.

No pricing details have been released, but I wouldn't expect a custom job like this one to come cheap. However, it is certainly better than flipping out on your walls with an axe. Plus, you get to keep your job—which would make it cheaper in the long run. SkyV skylights are expected to be available for purchase in Q1 of 2009. [SkyV]

Each of the units fit into standard ceiling or window grid systems and features fluorescent or LED daylight-balanced backlighting to both enhance the look and promote a sense of well-being. In fact, daylight balanced light is the same light that is used to treat Seasonal Affective Disorder. I'll bet that if every boss in the US installed these in the offices of their employees, productivity and moral would skyrocket. [Sky Factory via Boing Boing Gadgets]