Answer:
I had a bright start but I couldn't take the pressure. I consume everything yet I don't eat anything.
I am the kind of dog that chases anything red.
Everyone asks for me but yet everyone hates to face me. For someone I am agony, for others I am relief! What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.
I am always coming but I never arrive. What am I?
I spend most of my day eating white. When I am quick enough I get rewarded with fruit and something blue. In a dark room with blue walls I run from the ghosts that roam the halls