If you look at the housing market, housing is very cyclical. It is very possible, revenues in NVR could go flat or negative for 5 years soon. As long the buybacks occur, it will provide some support and earnings growth. But, I did look at the latest quarterlys and it seems buybacks have slowed, which is not the greatest of signs IMHO.
To save corporations, eliminate stock options to executives and employees. Let them buy stock at a 10 percent discount if they want it. Steve Jobs, the promoter of this stock options con, should look at his own pitiful AAPL.