using other forms besides iambic pentameter.

[rayheinrich]

The sheer number of typos in it is distracting enough to be maddening.
Perhaps it is meant to be a paper on editing?

Yes, you're SO right; though I still like its brevity (i.e. its college 'cheat sheet' style).
But hey, they're Spanish, and this is their 3rd or 4th language.

Here's one that's definitely NOT brief; but it has close to zero typos,
and is knowledgeable, cynical, sarcastic, humorous, and catty as well.
(All things I love.)

Arnaut & Karkur's ultimate on-line prosody resource
http://www.trobar.org/prosody/

Oops, I left out 'opinionated'. So, yes, it's definitely opinionated.