Earlier quoted context omitted.
Bullshit. Most people can afford grabbing a beer in a supermarket and going to the park. They just choose not to. I think the real change is that nowadays it's just easier and more practical NOT to maintain friendships. Yes, it's lonely, but it's more efficient.
Drinking outdoors (let alone at a public park) is just not a thing outside Europe.
Take a trip to New Orleans for the extreme end of it, but we have drive-through Daiquiri shops all over and at least half of the people I grew up with have at least one DUI and I've never thought twice about being outside with a drink in my hand, as rarely as I do drink (I do refuse to drink and drive and am constantly lecturing others about it out here)