Ten artificial intelligence stats that will blow you away

Bill Gates recently declared artificial intelligence "the holy grail of computer science." The industry has made massive strides in recent years and there are even more exciting things ahead. The AI market will grow from 420 million in 2014 to over 5 billion by the year 2020. By 2018, an estimated 6 billion things from appliances to cars to wearable tech will depend on AI technology. There are currently more than 1,000 AI start-up companies and a total of 5.4 billion has been invested into them.