While factually true, I think that misses GP's point? If you take a look at the context of their question, they are asking why no one has killed the iPod by co

While factually true, I think that misses GP's point? If you take a look at the context of their question, they are asking why no one has killed the iPod by copying it. I suppose the answer is probably as said by rokhayakebe elsewhere in this thread, "Copying the hardware is easy. Copying the ecosystem is a different challenge."