I recently posted a comment about why I've switched back from Mac OS X to GNU/Linux. I've been thinking about it a lot since I did it, and I'm pretty happy with the comment, so I include it here. Slightly edited, and will likely change over time.
MIT's [http://www.mit.edu/] ETC is September 25-27, 2007
An, animated cursor flaw will have IE users crying:
The flaw is present on virtually the entire line of Windows OSes, including Vista, which has been held up as Redmond's poster child for safe computing. According to McAfee, Windows users browsing malicious sites using IE versions 6 or 7 risk having arbitrary code run on their machines. Those using Firefox are not vulnerable.
Living on Earth may be expensive, but it includes an annual free trip around the Sun.