Microsoft have published an open letter entitled “Interoperability,Choice and Open XML”[1]. I often like to think that I am neversurprised by the exaggerations, obfuscations and general untruths thatcome out of Microsoft: this letter shows their capacity of doing justthat.

Freedom of choice is an ideal. It’s also increasingly obvious that it’s almost always the most pragmatic approach, whether involving economic issues that affect billions of people or comparison shopping for a pair of jeans. Unfortunately, the people who voluntarily give up their own are the ones who can least afford to do so.