[Zippin in Stadium Tech Report] Zippin adds more walk-up stores to NFL stadiums, and will test facial authentication system in Denver

Checkout-free technology provider Zippin extended its lead in the sports stadium-specific market with the announcement of four new stores using its new walk-up store format, plus one new drink lane store and a trial of using facial authentication systems for age verification and payment at a store at Denver’s Empower Field at Mile High.