The second volume, "Open Source - Others have dates, I have data", also deals with historical, political and cultural topics that computer enthusiasts deal with alongside their daily work. Over seventy cartoons shed light in a humorous or tongue-in-cheek way on American history, the worlds of art and film, and much more, not forgetting the pitfalls of everyday life.

Raised in Germany, Gerhard observes global events from Korea. Inspired by the headlines, he strives to maintain his optimism despite the constant stream of news.