[This article was first published on Digithead's Lab Notebook, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. “Is there a package for obfuscating code in #rstats?”, someone asked. “The S4 object system?!” came the snarky reply. If you’re smiling right no