The topic of switching from Windows to Linux has been bashed numerous times and it often comes with the same arguments: high-performance, cheap, goes against the big monopolies, and so forth. Now, as a user, does it really matter? This article focuses on the steps you need to make for a successful switch or, at least, mix platform for the best result.
Sendmail has a terrible reputation for security. While the latest releases are very good, past releases have been less than secure and that is where the reputation has come from.
Alternatives, like Postfix and qmail are proving to be much more popular, and have better history on security. All of this has led to Sendmail being removed from NetBSD (that's a digg link, used because some of the comments are worth reading).
When you think of the PowerPC processor, chances are you’ll think of just two platforms and, by association, two operating systems. Apple’s Mac OS X, which runs on Apple’s own hardware, and the AIX Unix operating system from IBM, which runs on their own PowerPC platform systems. In reality, there is a wide choice of potential operating systems that work on a wide range of PowerPC platforms. If you want a Unix-like alternative to AIX, particularly a free software one, then Linux seems the obvious choice, but there are others.