As promised, I updated Worg. It should cover the main things that came up here: - Setting the custom path via org-babel-R-command - Passing =--slave --no-save= when setting the command - The /path/to/R/bin/x64/R nuance for 64bit Windows
http://orgmode.org/worg/org-contrib/babel/languages/ob-doc-R.html#sec-2-1 Thanks again for all the help! John