Concerns about the COVID19 app? This thread is worth reading. This has turned around my thinking (to some extent at least). Sure, I don't really trust the government with my data. Sure, there's issues with the app. Yes, there's potential for misuse. However... (1/2) https://twitter.com/MikeCarlton01/status/1254322510985703424

Instead, look at it from the perspective of our health care workers. From a read of responses on this thread, the vast majority see it as a benefit. They recognise that data from the app will help them in their work to save lives. I think this outweighs personal data concerns.