Nordstrom is rolling out a same-day gift delivery service in New York City that will be available for orders placed by late afternoon. Meanwhile, Walmart and Amazon are jousting to the end in an effort to win holiday shoppers’ last-minute orders and get them delivered for Christmas. And in restaurant innovation, eateries have had to evolve their business strategies to lower overhead costs and cater to diners’ demands for digital services. All this, Today in Data.