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I'm willing to bet it will be available in an open format "on the web".

The additional formats probably exist to serve a wider audience.

It would be nice if I could get it in TeX though.

I think you are the first person I have ever seen say that. If I may ask, what benefits would having it TeX bring to you?

Not speaking for the GP of course, but I often like to see the Latex source of a well laid-out document. I learn from reading it as an example.