https://www.cnbc.com/2017/11/24/smartphones-steal-black-friday-dollars-as-mobile-sales-break-records.html

Shoppers amassed at retailers across the country to shop deep discounts on Black Friday, but many stuck to the sofa and shopped deals from their smartphones.

Adobe Insights, which measures 80 percent of online transactions at 100 major U.S. retailers, said mobile transactions are "hitting record highs" this holiday season.