The linked Danish article in another comment has some good examples of people spaced safely apart but appearing crowded depending on the photo used — https://ny

The linked Danish article in another comment has some good examples of people spaced safely apart but appearing crowded depending on the photo used — https://nyheder.tv2.dk/samfund/2020-04-26-hvor-taet-er-folk-paa-hinanden-disse-billeder-er-taget-samtidig-men-viser-to https://nyheder.tv2.dk/samfund/2020-04-26-hvor-taet-er-folk-... By sparse enough, do you mean more than 2 metres from each other (as per the guidance in most countries) or some other metric?