麻豆社

Contact tracing is crucial to limiting the spread of a pandemic, but what exactly is it? The process tries to identify people who have been in contact with a person who has tested positive to a virus so that they can take preventative measures like self-isolating or testing. Sounds daunting, but Ghanaian developer Christian Asante has come up with an app that does exactly that.

(Photo: Ghanaian developer Christian Asante. Credit: 麻豆社)