A column by Megan Greene, FT, Dec 2 2021 reminds me of the omicron situation in Winter 2021.
The chief executive of Moderna has predicted that existing vaccines will be much less effective at tackling Omicron than earlier strains of coronavirus and warned it would take months before pharmaceutical companies could manufacture new variant-specific jabs at scale.
[Mr.Sahin is]...refusing to panic about the spread of Omicron, its newest variant. “I am personally not scared about the situation. We expected such a variant to come,” Ugur Sahin told The Economist in an interview. He is co-founder and chief executive of BioNTech,
Vaccines will likely protect against severe Covid-19 cases from the new omicron variant...WHO chief scientist