is revoking travel restrictions on southern african countries when the restrictions were put in place late last month. as you know, the administration said at the time it was to buy time. but what do you think, andy? was that time wasted to some extent as far as ramping up testing capabilities? i mean, we are almost two years into this pandemic. isn't it a major problem that people are scrambling at drugstores and whatnot to find these tests? >> well, look. i think -- i think in a crisis like this where things are growing exponentially, sometimes every day helps. it is problematic to maintain a travel ban against the country that's really doing its duty by reporting it when you really should have our great protocols inside airports to check when people are coming from those countries or any country. so i am glad that the travel ban is gone. as for -- as for rapid at-home tests and, quite frankly, we will see shortages of other things before january is done. it's -- i don't think a few days