1. If you build your computer, most likely nothing will go wrong.
2. You're overpaying to save yourself 2 hours of figuring out how Windows works. Financial decisions aren't your strong point.
3. Apple does not manufacture it's own hardware.
1. I'm not building my own laptop.
2. I'm also paying for software. You forget that PC comes with jack-stuff in the way of software, and I actually use the stuff in iLife, which is part of the cost. That, and cost isn't really an issue, even though what I just mentioned is only a small part of the cost.
3. its*