Firstly, I see fewer people with watches these days, as a watch is basically a fashion statement these days.
Secondly, the portion of that market that buy "techie" phones as opposed to what's effectively a variation of a bracelet is vanishingly small, so the size of the overall watch market is irrelevant.
Secondly, the portion of that market that buy "techie" phones as opposed to what's effectively a variation of a bracelet is vanishingly small, so the size of the overall watch market is irrelevant.