Local storage in that I use itunes sharing, not NAS to access my itunes. The itunes library's primary function is that of video serving for my kids. I then use itunes sharing to listen to the songs on my office computer. When listening that way, amarra reports "itunes" instead of "on", just as if I was using alac.
Given how often calculus comes up in most peoples' lives, it's really not surprising that concepts that foreign to most people are a challenge for them. That you have a skill they don't doesn't make you superior.
more horsepower is better. More important is to get good bits. And think about getting a good router table, too.
Seriously tho, get the newest airport extreme. Gigabit switch, can run 2 separate wireless networks at the same time.
You weren't being bullied, you were being criticized. If you don't like the criticism, there are 2 potential solutions: 1) listen to what is being said, and learn from it. 2) Go away, and stop reading it.