Home » BBC News - Technology » technology news » Coronavirus: Why are there doubts over contact-tracing apps? Coronavirus: Why are there doubts over contact-tracing apps? Unknown 8:50 AM BBC News - Technology technology news Experts raise concerns about Bluetooth technology and the risks of "mission creep". from BBC News - Technology https://ift.tt/2Kgkouq Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati