ARK aims to identify large-scale investment opportunities by focusing on who they believe to be the leaders, enablers, and beneficiaries of disruptive innovation. While they believe innovation is the key to growth, the opportunities it creates can be missed or misunderstood by traditional investment managers.Their annual research report seeks to highlight the latest developments in innovation.
You can search the ideas they list by word on IdeaSpies to see examples of companies and technologies operating based on that idea eg Deep Learning. They should help you develop more ideas
You can promote wellbeing by walking and biking from station to station. As there is hardly any space near railway statons to hire (electric) bikes we thought of this idea for mobility hubs which can be closed at night and during the day and use solar panels. One of the hubs could have a toilet and luggage storage.