you will, of some of these techniques. for example, the cell phone tracing, contact tracing. one thing that's come to our attention today, in fact, if you go to a pharmacy and you want to buy maybe a cough drop, fever medication. early on they would make note of that, physical note and they would report it to the local community. now it's all tracked on your phone. i have friends who have been flagged. their health code, your entry of everything from parks to airports to train stations will turn a different comer and will prevent you from entering certain places if you have purchased one of those items that could treat a symptom of covid-19 and you haven't gotten an immediate test. that's what's happening in beijing. it tells you how strict they are keeping the measures. it is because the olympics, isa. >> by the way, how many covid tests have you taken, david? >> 101 as of today until it's