Australia’s vaccine regulator, the Australian Technical Advisory Group on Immunisation (ATAGI), is still determinedly operating a virus theme park which few people want to visit anymore. Whereas impressive and terrifying dinosaurs once roamed Hollywood’s Jurassic Park, Covid World, according to ATAGI, is now stocked with just ho-hum Omicron to the exclusion of the once mighty ‘variants of concern’ whose very names (Alpha, Beta, Gamma, Delta – remember them?) conjured bucket-loads of fear.