Open source should always have been the way for the Covid-19 contact tracing app Open source should always have been the way for the contact tracing app The government should have gone with an open source contact tracing app from the beginning, argues Tom Bianchi. The long-awaited Covid-19 contact tracing app will launch in the UK next week, marking a “defining moment”, according to health secretary Matt Hancock, in our response to the virus. While this is encouraging, the app should have [...]