Google’s Matt Cutts answers a question about query syntax changes. He discusses natural language and conversational search and how this is different than the traditional queries we are used to.
Businesses should be thinking about voice search as well because it will change how potential clients will search for you and your services/products. How businesses optimize will need to change and current keyword strategies could perhaps use some modification. Remember that research is important and stay focused on what your current and potential customers will want and need. Don’t forget to focus on the the terminology that they will be using.