You CAN if you want, but that will eat up memory with all the un-used Cue's.
I would suggest calling a "newCue" only when you need to (ie. you have data to put in it), from within "loadScene" or from within your (as yet un-built) editor.
"There is no fate but what WE make." - CEO Cyberdyne Systems Corp. A8.30.5 Commercial