mRNA idea is the same for the 3 vaccines. Possible to mix and match. Pfizer has large capacity, it may actually be beneficial to Pfizer. In a long term view, we will need the vaccine regularly...sad...
Could This Study Be Bad News for Pfizer's COVID Vaccine Sales?
Sea is a good company due to the ability to increase revenue. The growth of shopee is still in the early stage for south east Asia. Shopee payment is just starting.