It's hard and sometimes it's scary. It still amazes my mother. I went home for Christmas one year and there were fans all over the front lawn, hoping to see me.
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Why doesn't Apple stop for a year and make medical devices? When people talk about technology, that's where I start to get a little hot under the collar because I know that it's the key to solving some of the world's biggest problems. Having a faster, thinner telephone is not one of the world's biggest problems.