10. A method comprising: displaying information regarding one or more files of a file system in a window of a graphical user interface; first detecting, while the information regarding the one or more files is displayed in the window, a user selection of at least one particular file of the one or more files; second detecting, following the first detecting of the user selection and while the information regarding the one or more files is displayed in the window, an input from the user of one or more characters, each of the one or more characters in the input from the user corresponding to successive characters of a desired tag to be applied to the at least one particular file; in response to the first detecting of the selection of the at least one particular file and the second detecting of the input of the one or more characters, following the first detecting, automatically initiating a tagging mode of the graphical user interface without further user interaction, other than the user selection and the input of the one or more characters from the user, displaying an indication that tagging is active, upon initiating the tagging mode, the desired tag being one of a plurality of different tags to be applied to the at least one particular file via the tagging mode, all of the plurality of different tags having coexisting associations, as coexistent tags, with the at least one particular file, and determining at least one suggested tag based at least in part on the input from the user, the at least one suggested tag including at least some of the input; and displaying in the window the at least one suggested tag to be applied to the at least one particular file.
10. A method comprising: displaying information regarding one or more files of a file system in a window of a graphical user interface; first detecting, while the information regarding the one or more files is displayed in the window, a user selection of at least one particular file of the one or more files; second detecting, following the first detecting of the user selection and while the information regarding the one or more files is displayed in the window, an input from the user of one or more characters, each of the one or more characters in the input from the user corresponding to successive characters of a desired tag to be applied to the at least one particular file; in response to the first detecting of the selection of the at least one particular file and the second detecting of the input of the one or more characters, following the first detecting, automatically initiating a tagging mode of the graphical user interface without further user interaction, other than the user selection and the input of the one or more characters from the user, displaying an indication that tagging is active, upon initiating the tagging mode, the desired tag being one of a plurality of different tags to be applied to the at least one particular file via the tagging mode, all of the plurality of different tags having coexisting associations, as coexistent tags, with the at least one particular file, and determining at least one suggested tag based at least in part on the input from the user, the at least one suggested tag including at least some of the input; and displaying in the window the at least one suggested tag to be applied to the at least one particular file. 11. The method of claim 10 , wherein determining the at least one suggested tag comprises determining the at least one suggested tag based at least in part on one or more of: a first tag previously applied to one of the at least one particular file, a second tag previously applied to another file that is determined to be similar to the at least one particular file based on a comparison of file types, a recently-applied tag, or a commonly-applied tag.