By 2017, Amazon was the dominant market leader in e-commerce with 40.4% market share; cloud computing, with nearly 32% market share, and live-streaming with Twitch owning 75.6% market share. With Amazon Alexa and Echo, Amazon is additionally the market leader in the area of artificial intelligence-based personal digital assistants and smart speakers (Amazon Echo) with 69% market share followed by Google (Google Nest) at 25% market share.