1. A method implemented by a computer for providing a retrieval procedure for digital images stored in a memory of the computer, comprising: a) automatically obtaining and storing a user's affective information in the memory, the affective information obtained by a signal detecting means coupled to the computer for detecting a signal representing an emotional reaction of the user to one of the stored digital images while the user is observing said at least one of the stored digital images, the detecting means including means for receiving detectable affective signals from the user; b) categorizing said at least one of the stored digital images into one of at least a positive detected reaction category and a not positive detected reaction category and storing the reaction category in the memory; c) storing in the memory a user identifier for identifying the user; d) associating the stored affective information and the stored user identifier with the at least one of the stored digital images; and e) accessing the stored affective information in the memory and the stored user identifier in the memory to facilitate retrieval of the at least one of the stored digital images.