"The actual results were ok, but what spooked the market was the guidance. Cisco guided Q4 revenue toward 2-5% growth when the analyst consensus was for 7%. Moreover, when this comes after a less-than-stellar comparable Q4 in 2011, it indicates that things are not firing on all cylinders."
Quarterly revenue guidance is quite a normal thing. In Wave's case, it would mean the CEO's optimistic talk could be measured against defined expectations along a timescale. If he did this and folks could compare reality and fantasy, maybe the puff would lose its air and the harbour would become safer.