[gbog]

You know, sometime some thought do actually require sentences with more than five words, and some people might actually appreciate rich and flourishing vocabularies. See Proust.

There is a limit, were the author is hiding emptiness and sterility behind artificial obscurity and complexity, but I'd say this article is far from that.

[adrianN]

Yes, some arguments require complicated reasoning. However, even in such cases the author still is responsible for keeping the reader's interest. For this it is for example helpful to start with an introduction to the topic and end with a summary. Writing is also better if it doesn't contain phrases that add little to nothing to the content.