To me this sounds like a bizarre example - I and everyone else who lives in European cities do carry all of these things on our persons. I don't see this as an

To me this sounds like a bizarre example - I and everyone else who lives in European cities do carry all of these things on our persons. I don't see this as an inconvenience. It all fits neatly in a briefcase or a backpack of your choice. Besides lunch of course, because we're not savages. We enjoy our lunch sitting down at a restaurant. ;)