The document discusses the major impacts of emerging technologies like the Internet of Things (IoT) and artificial intelligence. It notes that IoT is connecting over 50 billion devices by 2020 and will have multi-trillion dollar impacts on businesses and cities. Artificial intelligence is also rapidly advancing and being applied across industries like vision, speech, and automation. However, some experts like Bill Gates and Stephen Hawking have expressed concerns about potential risks if artificial superintelligence emerges and humans cannot control it.