Obviously they'll be a bit disappointed with those numbers, but I think the article undersells how big a difference the ease of storage will make. It requires a fridge instead of specialist cold chain equipment.
https://www.bloomberg.com/news/articles/2020-11-22/astra-oxf...
Also considerably cheaper, even before the savings from easier storage/transport.
Weird IMO that all the headlines so far seem to be focusing on the efficacy.