Tunespeak, the St. Louis-based startup that serves as a band loyalty platform, has current promotions that include performers such as Dave Matthews Band, The Avett Brothers, Ray LaMontagne, Dwight Yoakam, Lionel Richie and more. Splice Machine has launched the public beta version of its real-time relational database management system. The company already has 15 customers using the technology. Food Essentials is now looking to pay you to take photos of food labels. A robot built at FIRST…