Originally Posted by copake_ham
A similar thing happened in the mid 80's with metal body National guitars. Dire Straits put one on the cover of an album and people started collecting them including Japanese collectors who had them as display items in perspex cabinets. The prices rocketed out of the reach of those interested in actually playing them and have never really dropped again.
However, most old cameras were more of a mass produced consumer item than National guitars were so the fact that some people buy them as display or investment items should not really affect the price or availability to the rest of us (hopefully!).