Sentence:  Like "optics", it's one of those buzzwords, beloved by pundits, that implies its users are smarter than everyone else, because they see another level that most people don't in political machinations. In meme parlance, you may ask “Why?” but ah, an intellectual asks, “What's the <WSD>endgame</WSD>?” 
Meaning of the word marked with <WSD> tags:  The final stage of an extended process or course of events, especially with the implication of the imminent realization of a masterful strategy or plan.