Novel methods of non-invasive intravascular surgery are disclosed, which include the intravascular administration of a composition comprising gas or gaseous precursor filled vesicles, followed by application of ultrasound in an amount sufficient to induce activation or rupture of the vesicles. The motor vehicle includes a drive train with at least one drive unit. The X=Editor allows the user to input an inequality symbol and a constant for each X, allows the user to select or deselect each X, and a graph function to graph each selected X on the X=Editor display. A storage management module distributes stored files and their accompanying profiles among the plurality of storage media according to predetermined patterns.