- creative commons / public domain cc-by-2.5
- issues of attribution.. best practice? ethically vs legally.. making it easier to share
- on-the-fly conversion of units, language
- substitutions and the contexts in which they're appropriate
- just googling ingredients on hand (there's also a site that does that)
- (old/medieval recipe site)
- microformat for recipes - start with research on what people are doing right now,
- food blog, specific or combination of delicious, yelp reviews, etc
- freshtopia
- calorie count / general nutritional information
- factor of time in recipe process (what goes in at which point)
- meals (as opposed to singular recipes) - dish paring (like wine paring)
- tags (eg halal, vegan, etc)
- in-season geotag ( http://microformats.org/wiki/hcalendar )
- http://microformats.org/wiki/recipe-examples