I think people can make the context switch. Was visiting a buddy of mine a few weeks ago and picked some up. Didn't think twice or even joke about it.

Only if I can do so while flying Delta Airlines

The vast majority of people aren't that dense, and in fact, a lot of people actually have a reasonable sense of humor.

There is another beer brand called "Astra". I remember some groaners along the lines of "Fighting Corona with Astra"...

Not any less than before really.