How closed-source/open-source are the recipes? Are they stored in something like hRecipe [1] format? Can users edit them, or is that held within the company?

How closed-source/open-source are the recipes? Are they stored in something like hRecipe [1] format? Can users edit them, or is that held within the company? [1] http://microformats.org/wiki/h-recipe http://microformats.org/wiki/h-recipe