Many users are familiar with msconfig, the utility that lets you configure which programs and services run at bootup and login. Many applications install services and programs that run when you boot up or login into Windows; many of these behind-the-scenes programs never show their face and are unknown to users.
The Windows Task Manager is a useful little utility that gives you a lot of information about your running applications and services. It also allows you to view performance statistics, such as memory and CPU usage.
The more applications you have running simultaneously, the more you have to juggle them on your desktop; it's cumbersome and time-consuming if you're a user that constantly multi-tasks between windows. It can also become confusing if you have more than five windows open at the same time.
Multiple downloads of a large file from a single server can be frustratingly slow, as the server must divide its time among all downloaders at the other end. A better way to distribute large files is to use the BitTorrent protocol.
From time to time you may see this error message within your Firefox: "Firefox is currently in offline mode and can't browse the web." There is a few tips how to fix that.
Apple's iTunes is fantastic at playing music and is your iPod's bestfriend--they work and play together very nicely. One of the problems with iTunes, though, is that it only does one-way transfers.
