- search your stuff using very fuzzy searches? Imagine looking up documents that are related to all your car purchases? - image search based on a person's face

- search your stuff using very fuzzy searches? Imagine looking up documents that are related to all your car purchases? - image search based on a person's face, like google does - build recommendations based on your documents, in general, just start using your documents to help you, in a privacy aware way, rather than just storing them.