Magic Triangle, no more, no less. Pull them out at least two feet in front of your TV.
Speaker placement, Home theater and hi-fi mains
Trying to decide if it's good to spread the main speakers wider or keep them As traditionally done where they are maintained on the left and right side of a flatscreen TV.
Right now I have them in the corners of the room angled toward the center of the room and maybe this gives better coverage for the sound.