Digital transformation is a top strategic priority for companies. The summary discusses: 1) Top US and Indian startups that have achieved valuations over $1 billion through digital transformation. 2) Why digital transformation should be a key priority for CEOs in 2017 due to factors like empowered customers and emerging technologies. 3) The key steps in a digital transformation include creating urgency, developing a vision/strategy, communicating changes, and empowering teams through new structures and skills. 4) The key elements of a successful digital transformation involve customer delight, integrated services, analytics, and restructuring the organization around digital capabilities.