To get an idea how long it will take would-be competitors to get from basically a standing start to rivalling Apple, Apple bought PASemi 12 years ago, in 2008.

To get an idea how long it will take would-be competitors to get from basically a standing start to rivalling Apple, Apple bought PASemi 12 years ago, in 2008. Google has their own chip designers, as do some other tech companies that are not known for chip design, but nobody except Apple, that anyone knows of, has decided to take on the monumental challenge of general purpose CPU design as part of a vertical integration strategy.