This Whiteboard Friday discusses how search queries are evolving as Google gains the ability to gather information beyond the query itself such as user location, previous search history, device they are searching on, etc. As time goes on and these capabilities increase users are learning to rely on it rather than the keywords of the query. With things like Google Now the query is being removed entirely.
The video also brings up an interesting theory about (not provided). The theory here is that this is Google’s way of saying that their focus is moving away from keywords and towards the solution to the searchers problem.