Conspiracy theories about mobile phone technology have been circulating since the 1990s and the imagined potential of radio waves to remote control a population.
False news about 5G spread at breakneck speed on social networks, reinforcing the fears of people who already had suspicions about its effects on health.
Anti-5G conspiracy theories have been around for some time, but the coronavirus crisis is winning them new supporters.
As if attacks on health workers weren't upsetting enough, reports indicate broadband engineers are now also being abused - as conspiracy theorists link 5G technology with to COVID-19's spread.
Differences among the 'Five Eyes' over the tech company's role in building 5G networks pose a threat to the long-standing Western consensus about how to manage relations with China.