https://www.reuters.com/article/us-health-coronavirus-southkorea-5g/coronavirus-threatens-to-knock-south-korea-off-5g-leadership-perch-idUSKBN21L0TA >South Korea is struggling to retain its lead in global next-generation 5G telecom services, as the coronavirus pandemic further cools sentiment of consumers whose interest in the technology has waned due to cost and quality concerns.