Back in July, I shocked folks with a candid and unflinching article detailing the dark and sordid history of internet spam. And now, the fine folks at Marketo (with a little assist from Column Five Media) have done me one better by providing an illustrated chronicle of all things spam, from prehistoric cave paintings to trashy online gaming messages. Gaze upon this infographic, my friends, and bask in its spammy goodness.

And if you want to avoid being shunned by decent folks as a “spammer,” be sure to check out the best practices at the bottom of the infographic.

The Evolution of Spam