you trying to prevent what hap happened in india? >> south africa has been in a different situation with regards to oxygen. because we flattened the curve due to quite-severe restrictions, in the first wave. we had a period of around-eight-to-ten weeks to prepare for the first wave. and we used that time to address the issue of oxygen. because when we did the calculations, it showed, quite clearly, that we did not have enough oxygen for our surge. and so, we brought together an ngo, and the department of health, brought the four companies that make oxygen, that make the most oxygen in our country, together. that's not easy to do because that's prohibited. and so, we had to get special permission from the competition commission for them to come together and do the planning. to ensure that every hospital would have adequate oxygen. and so, right now, we are in a