There wouldn't be as many "Help me! I'm trapped behind this door I just closed!" moments. But it's a new trick and she loves to do it.
Every door in the house is opened and closed approximately 39 times a day. Until she grows a little more and can reach the knob (and then learn how to use it,) I'll be her rescuer.
And that's ok. It helps me discover which doors need W-D40.