Yeah, it's all a massive waste of real estate in that scenario. Each of those stars is more than simply pretty; they're places, equally as real as the room in which you or I are sitting. Then we have the galaxies beyond our own, all with their own stars and planets. Even to entertain the thought that all of this was made for the benefit of one subspecies of upstart ape occupying a fraction of the habitable surface of one miniscule ball of rock lost in the wastes of of one single galactic arm is laughably, arrogantly ridiculous. The same pretty effect could be achieved by putting tiny little specks of light on a much nearer 'firmament' arrangement, say for signs and for seasons, and with infinitely less effort.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'