One of the main reasons in arguing that Apple (AAPL 1.27%) remained a buy even as its share price sagged was the robust product pipeline many believed Apple had in its back pocket. Is that still the case? One source recently took some air out of the iWatch rumors. Though they're only rumors, what would a delay in this next-gen device do to Apple's stock? In the video below, Fool contributor Andrew Tonner explains the situation.