Through a long and circuitous route, I ended up at the Apple Store in Braintree, Massachusetts yesterday, and bought a MacBook. The where, what, and why of this transaction may be of interest. (Or it may not. I will at least point out that among my blogging pet peeves are the incessant morons out there who agonize over a PC purchase via a dialog with blog readers. Fear not, I've done it too. At least this time I'm just providing a post-mortem.) Why? Though I have a steady stream of PCs coming through here, I buy my own hardware, if...