There is no way in hell that the iPhone is the most successful product of all time.
Sam Ursu
42

Are any of those products priced in the hundreds dollars? Are any of the companies making those products now sitting on a significant fraction of a trillion dollars in cash?

Both questions have the same answer: no.

Has it sold more units than your examples? Likely not. But, like market share, unit sales are not a great way to measure success. Profit, on the other hand, is a very good indicator.

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