1. A computer-implemented method, comprising: providing, by a processor, a touch-sensitive display including a sequence of note events; receiving input corresponding to a selection of a note event from the sequence of note events; displaying a plurality of interactive elements representing a plurality of note characteristics, the plurality of note characteristics including virtual instrument characteristics or articulation characteristics, wherein the virtual instrument characteristics or the articulation characteristics are included in one or more additional tags appended to a standard MIDI event; receiving input corresponding to a selection of an interactive element representing a particular note characteristic; and associating the note event with the particular note characteristic.