your pic, the sofa looks much closer than before 
I'd still sit closer than that, but im the dethi so i always try to sit at theater size screen-to-person proportions
(dethi would also paint all home theater surfaces facing the screen (that's 5 out of 6
) black heheheee so that on screen contrast was increased and color saturation reached the max possible 
)_________________
dethie mouse. more than you want to know