Explore how Ireland is combating COVID-19 through testing and contact tracing in this 16-minute conference talk by Gar Mac Críosta, HSE Lead for the Covid Tracker App. Delve into the challenges faced, technologies employed, and the team's approach to developing the app. Learn about the influence of Singapore's model, the use of Bluetooth technology, and the debate between centralized and decentralized systems. Examine the tradeoffs made, efforts towards transparency, and issues encountered with Bluetooth. Discover the implementation of Google Apple Exposure Notification, Amazon's assistance, and the interoperability architecture. Gain insights into government transformation, app integration, usage statistics, and privacy considerations. Conclude with a look at future steps and a lighthearted reference to a satirical newspaper.