Carry it through to artwork. Urban art looks great in a traditional period home, particularly above an elegant fireplace like this, which accentuates its subversive edge. Likewise, mixing traditional oil paintings or old masters into an ultracontemporary scheme will make them stand out.
Back before you young whippersnappers had your video games, game geeks played board games. You know, with physical pieces and paper for keeping score? And Geek Chic makes incredible custom tables for people still into those old-school games.