I did have a look on the net for you but could not find any thing, The viewcube on a scale of 1 to 10 of usefullness I would put at a 2 the reason is the distortion that the persp camera has, say I...

I would not start changing the setting yet as there are some easy ways to get to another view, hold the space bar down and the left hand mouse button down will give you the options to what view,...