22. The method according to claim 15 , wherein at least one of the first document version curation policy and the second document version curation policy is based on comparing the differences between at least two versions of the document.
15. A method, comprising: comparing, by a computer having a processor and a memory, a plurality of versions of a document in a data storage based on a plurality of document version curation policies, a first portion of the plurality of versions of the document created within a recent timeframe and a second portion of the plurality of versions of the document, different than the first portion of documents, created within an origin timeframe corresponding to creation of an original version of the document, the plurality of document version curation policies including a first document version curation policy related to the first portion of the plurality of versions of the document and a second document version curation policy related to the second portion of the plurality of versions of the document; executing the first document version curation policy on the first portion of the versions of the document, wherein the first document version curation policy includes deleting a predetermined first percentage of the first portion of the plurality of versions of the document; and executing the second document version curation policy on the second portion of the versions of the document, wherein the second document version curation policy includes deleting a predetermined second percentage of the second portion of the plurality of versions of the document.