I had something similar, when i was young and walking the dog in the evening, i could here a high pitch tone if they had the tv on when i walked by houses.
Some restaurants have solved in another way, there is a tablet on the table with the menu. I think thats a good option to, its always up to date, you can order and, thats important to me, you can zoom in on the menu.
They are not really playing games, they are picking at dots appearing at the screen, as they would do with seeds and insects. So is it play a tablet game?
Just a little info, whenever youre in a Dutch city, the house numbers are numbered from the center. So you wanna go to the center of the city, you can use the numbers as orientation.
What are the other crypto activities? I dont see that many places where you can pay with crypto, so what are those other activities, or is that just trading?