The UK will trial its controversial contact-tracing app today on an island of 141,000 people — and it wants more than 50% to download it

· The UK will trial its contact-tracing app on the Isle of Wight this week.
· The app will automatically alert users if they've been in the proximity of another app-user who has self-reported for having coronavirus.
· The app has caused some concern amongst privacy and cybersecurity experts as the UK has taken the decision...