Explore the profound impact of online life and machine learning algorithms on our offline existence in this thought-provoking conference talk from JSConf Iceland 2018. Delve into the paradigm shift where web-based decisions increasingly shape major life choices, from home buying to social connections. Examine the potential dangers and ethical concerns surrounding automated systems, while also discovering the positive possibilities for technology to assist those in need, support individuals with disabilities, and enhance emergency services. Gain insights into available tools and learn how developers can harness creativity to leverage these technologies for the greater good, emphasizing the power and responsibility of the development community to make a meaningful difference in society.