The VAR Guy: "What keeps Microsoft CEO Steve Ballmer up at night? A few years ago, the answer likely involved Linux, Red Hat, MySQL and other disruptive open source upstarts."
Open Source Initiative: "One of the most interesting things to happen in the past couple of years, is Microsoft's embrace of Open Source. This means different things to various people I've spoken with at Microsoft. Some seem genuinely sincere. Some seem less so. What hasn't changed is Microsoft's behavior to the Open Source community at large."