San Carlos, Calif. — Presto Automation Inc., one of the largest drive-thru automation technology providers in the hospitality industry, has expanded its partnership with CKE Restaurants Holdings, Inc., the parent company of Carl’s Jr. and Hardee’s. Presto will be rolling out its artificial intelligence (AI) powered solution, Presto Voice™, to automate voice ordering at participating drive-thru locations nationwide. The voice automation technology, which has already been implemented at select Carl’s Jr. and Hardee’s drive-thru locations within the United States, increases revenue, improves labor productivity and enhances the guest and staff …