Clearly, only time will tell whether or not Facebook’s IPO will jumpstart and otherwise lackluster / quiet period for this space. Nevertheless, what is true: is building a ‘real’ business is not a harbinger for whether or not the (general) public will purchase any given firms stock (for the long-term this is a certainty) past the initial (‘euphoria’ of an) IPO.
(Source) The Boston Globe: http://goo.gl/WMIFo