The mRNA technology is new. It's been around for 10 years in terms of the science, but there's never, until now, been a product commercialized using RNA technology, so this is a great breakthrough. As a world, I think we're very fortunate that the RNA technology was there and we could take advantage of that. It's been able to come on stream very quickly, much more quickly than the traditional vaccines. You'll see that some of the other groups of the seven APAs we recommended are further along; protein subunit vaccines, for example, which are Novavax and Sanofi-GSK, are taking longer, and would take a longer time to get up and running—
On February 18th, 2021. See this statement in context.