The company likely owes some of its productivity gains to technology.Chipotle (CMG 0.30%) has received considerable help from an unexpected area -- the technology industry. The company launched an enhanced digital ordering app in 2017, and artificial intelligence (AI) and robotics are playing an increasingly important role in the ordering process.As a restaurant stock, Chipotle is far removed from the goals of an Nvidia or a Microsoft. Nonetheless, the case for treating Chipotle like a tech stock may not se ...