Digital media sales provided serious, multiply-Apple's-stock-price levels of new revenue into the tech industry. Same with adtech for Google.
The smartphone enabled them to physically target an entirely new population of users.
Then both companies eventually evolved towards the bulk of their revenue, as all companies do.
(The more recent X-for-Y trends were a consequence of money being cheap and startups taking advantage. That will take care of itself)
Digital media sales provided serious, multiply-Apple's-stock-price levels of new revenue into the tech industry. Same with adtech for Google.
The smartphone enabled them to physically target an entirely new population of users.
Then both companies eventually evolved towards the bulk of their revenue, as all companies do.
(The more recent X-for-Y trends were a consequence of money being cheap and startups taking advantage. That will take care of itself)