Sure, it can do many useful, even delightful things, such as showing incoming texts and email, tracking heart rates during exercise or sending digital doodles to friends. But is that enough to spend $350 or more, especially when it requires wearing a watch again while still carrying an iPhone around?
Early Apple Watch owners seem generally happy with it, but Apple's bigger worry should be those on the sidelines - even hardcore Apple fans, not to mention everybody else - who are waiting to take the plunge.
