An eternity of 100% enjoyable anything, 100% of the time, is going to become literally interminable. That's what makes living and experiences pertaining to that so generally enjoyable; the fact that they are fleeting, relatively speaking. The off switch was the single greatest invention in the Universe.
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.'