how people prove they are vaccinated, the fact that we have not put in a good vaccine certification system. so that is part of it, i m sure. i should point out that you extend that to interstate travel, including buses and railways as well, not just airline tlafl. yeah. if you go on to trains and you take an amtrak train, you can see that, you know, there is chances for plenty mine, those are big cars, people are in them. even if the air is circulated, multiple times in an hour, people aren t, i would say, assiduous in their mask-wearing. they are eating on the trains. that is another place where we could v transmission, especially with something highly contagious. do you think it s out of concern for private industry? i mean, in feview of dr. fauci comment, economic was not a word he used to, i used that. but in view of what he did say, do you think there is concern