How can computer science be used to help make the world a better place? It’s a lofty question, but one that drives the team behind MIT App Inventor, a virtual programming platform that allows budding programmers of all ages to create their own apps. Following a year of disruption caused by the Covid-19 pandemic, the App Inventor team hosted its second annual virtual Appathon for Good this summer, a marathon-like event during which over 1,000 coders used the App Inventor platform to create apps aimed at helping people in communities…