Ernie Ball is a company that makes guitar strings. In 2000 the Business Software Alliance, supported by Microsoft and other proprietary software companies, raided their offices without warning and found a few unlicensed copies of software. They ended up paying $100,000 for their mistake. But CEO Sterling Ball vowed not to give another cent to Microsoft and within 6 months had the whole company switched to
Red Hat Linux,
OpenOffice.org,
Mozilla, and other free software.
In the C|Net News.com article he laughs when people call them "trendsetters" for doing what any company can do if it just decides to do it.