‘For the next pandemic, we’ll have gigantic mRNA factories in India’

Bill Gates, co-chair of the Bill & Melinda Gates Foundation, says the Delta variant will make it difficult for the world to end the pandemic by 2022, missing his last year’s estimate. In a telephone interview to TOI+, Gates spoke on a range of issues, from vaccinating the elderly to creating factory capacities large enough to supply vaccines for the entire world within 200 days. Excerpts: