Published at LXer:

In reality, Oracle is a major proponent of open software, pushing Linux and taking a stand against the notion of software patents themselves. Yes, that's right, the company filing the year's biggest software patent infringement case is also a major critic of the idea of software patents in general. When somebody points a gun at you, you point one back even if you don't like the idea of guns. You might even shoot first. Oracle likes Linux so much that it funds Btrfs, a GPL licensed, futuristic and advanced new file system that supports pooling, snapshots, checksums, and other features that sound a lot like Sun's ZFS, which Oracle now also owns. The difference is that Oracle didn't mire Btrfs in legal quandary the way Sun did with ZFS before Oracle bought them.

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