I want to be able to move my content ( either what I made or what I bought ) between systems and applications with the same ease that I move my money between banks. I do not want to invest in any technology that locks away my data in some proprietary silo.Join the campaign to keep your documents portable.
NO to OOXML !, banner4

This standard proposal was not created by bringing together the experience and expertise of all interested parties (such as the producers, sellers, buyers, users and regulators), but by Microsoft alone. 

(Via we say NO to OOXML ! « /home/kOoLiNuS.)