Years ago, Mrs. C and I got a Japanese tutor before one of our visits to that country. Sensei would ask me a question and I'd screw up the answer. She would look at me wide-eyed and slowly say honto? REALLY? while I squirmed in my seat. That's the feeling I got when I saw this message on a boarded-up convenience store downtown. It sold a lot of alcohol and put this up for protection at the height of our local protest marches. The place never reopened.
So is this a joke? Buying bitcoin is complicated so just hope you never get hit by a ransomware attack demanding payment in the cryptocurrency. I doubt you could pick up some with your six pack of Budweiser.