The example isn't Intel, the example is some company three times faster than Intel. Think DEC Alpha, Sun, SGI. None of them were able to maintain their advantag

The example isn't Intel, the example is some company three times faster than Intel. Think DEC Alpha, Sun, SGI. None of them were able to maintain their advantage in speed (although for SGI it was graphics and not CPUs where they failed to outpace the commoditization).