Maybe, but I'm not sure if it matters. Like the article says, spouses of L-1s are already doing it, same for the spouses of Australian E-3 holders. From wikiped

Maybe, but I'm not sure if it matters. Like the article says, spouses of L-1s are already doing it, same for the spouses of Australian E-3 holders. From wikipedia: "spouses of E-3 visa holders may work in the United States without restrictions". So they can be baristas if they want to :)