So now that we know the Apple Watch’s probable (disappointing) battery life, there’s still one more burning question whose answer we need to know: Why does the Apple Watch even exist? Ben Thompson, who has in the past worked on strategy and marketing for both Apple and Microsoft, writes that one key difference between the Apple Watch’s unveiling this week and big Apple unveilings in the past is that Tim Cook never gave a detailed explanation about why Apple decided to make a wearable computer in the first place.
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