Jonathan Schwartz from Sun has some free advice for Microsoft in his blog:

Years back, Sun was under pressure in the market. Although many users loved our core Solaris operating system, others thought it was built for high end computers, not grid systems. Our computer business had failed to keep pace with the rest of the industry — which meant our volume systems looked expensive. In combination, and with a poor track record of supporting Solaris off of Sun hardware, we gave customers one choice — leave Sun. Many did. Those were the dark days.
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