As a disruptive product, it did exactly what you'd expect it to do, i.e. start slow: http://en.wikipedia.org/wiki/Diffusion_of_innovations http://en.wikipedia.o

As a disruptive product, it did exactly what you'd expect it to do, i.e. start slow: http://en.wikipedia.org/wiki/Diffusion_of_innovations http://en.wikipedia.org/wiki/Diffusion_of_innovations