[ASipos]

I find it weird that this was published in 2007 but the first sentence is "Some months ago newspapers all around the world considered Google’s plan to go public", and that happened in 2004.

[ipsun4]

It could have been an internal document that was published a few years after written. This could be due to a indecision on whether or not to publish the work. This document could also be originally for internal use to educate new hires.

[dang]

At the very end it makes clear that the article was written in Spanish in 2004. Perhaps it was translated in 2007.