This time period doubtless refers to a fictional or hypothetical guide with “soda pop head” as its title or central theme. “Soda pop head,” itself, could be interpreted as a descriptive moniker, presumably referencing a personality with a particular look, maybe giant or spherical, or suggestive of a selected way of life or persona trait. One might think about a kids’s guide that includes a personality with this nickname, or maybe a younger grownup novel exploring themes of identification and social acceptance by such a personality.
The importance of such a title might lie in its capacity to seize consideration by its uncommon and evocative nature. It has a playful, but barely unsettling high quality, hinting at a narrative that is perhaps whimsical, quirky, and even barely darkish. Such a title might attraction to a selected viewers, maybe one drawn to unconventional narratives or character-driven tales. Whereas there isn’t a documented historic context for this particular phrase as a guide title, it displays a broader development in literature and common tradition of utilizing distinctive and memorable titles to pique curiosity and convey a way of the work’s tone or theme.