Well, soon you will be able to see an even longer version of it with some of the missing footage restored!
Somewhere there may be an even longer version than that knocking about!
Seriously, it is a very hard film to watch nowadays as the style of acting has changed so much-'flamboyant' would be a polite way to describe the windmilling gesticulating acting.
But the production design, particularly of the city itself and the robot Maria still have influence today-viz, Gotham as seen in Burton's Batman movies and Ralph McQuarrie's original designs for C-3PO.