Timeline...
Corona virus pandemic declared (Mar ‘20)
Nine months later, vax distributed (Dec/Jan ‘21)
Negative effects of vax become seen (Apr/May ‘21)
Five months later max saturation of vax (May/Jun ‘21)
4-5 months later, symptoms of vax become public knowledge (Sep/Oct ‘21)
Five months later, pandemic declared over (Feb/Mar ‘22)
FIFY
Timeline...
Corona virus pandemic declared (Mar ‘20)
Nine months later, vax distributed (Dec/Jan ‘21)
Negative effects of vax become seen (Apr/May ‘21)
Five months later max saturation of vax (May/Jun ‘21)
4-5 months later, symptoms of vax become public knowledge (Sep/Oct ‘21)
Delta variant leads to new pandemic declaration. Rinse and repeat.