When I was a teenager first getting into HT, I used headphones all the time, because the powers that be (my parents) didn't exactly share my enthusiasm for my 7.1 bedroom system. Since moving out and into a house of my own, I have not worn headphones in a long time, other then when I'm flying.
AVR: Denon 2112
Speakers: EMP Tek e55ti, Center- EMP Tek e56ci, Side Surrounds- EMP Tek e55wi, Rear Surrounds- SVS Prime Satellites, Sub- SVS PC12 Plus
Display: BenQ w1070 on a 92in fixed screen
Blu-Ray Player: Sony BDP S6200;