1. A method for classifying blocks of data comprising the steps of: capturing a block of non-textual data using a recording device for which settings for data-capture attributes are indicative of characteristics of said non-textual data; linking meta-data with said block of non-textual data, said meta-data corresponding to at least one said data-capture attribute during said capture by said recording device; and performing automated processing to assign description to contents of said block, including utilizing said meta-data in determining said description.