Theyaretosavelives, butThey'realsotoreducethenumberofcasesandcirculationsothatitcomesdownto a manageablelevelsothatthetestandtradesystemisabletoworksoeffectivelythatitwillbeabletofind a muchhigherproportionoffthepeoplewhoareatrisk.
TestandtraceproblemsarenotjustlimitedtopartsoftheUKHughPym, BBCNewsPeoplewho'vebeenworkingatonecoronavirustestinglaboratoryhavetold a jointinvestigationbytheBBContheonlinenewspaperTheIndependentofftheirconcernsaboutsafetystandards.