Of the Envelope Editing Modifiers Ctrl Disables snap-point-to-center Alt Limits point movement to horizontal Ctrl+Alt Limits point movement to vertical Shift if held when clicked on a point, duplicates point Shift if held when clicked on an envelope segment, moves segment Shift otherwise, allows you to change order of envelope points I don't understand the last one "Shift otherwise, allows you to change order of envelope points" anybody know what this does? It doesn't seem to change the order.