Photo Illustration: Jonathan Raa/NurPhoto via Getty ImagesMeta is creating a new product unit to develop AI tools for the 200 million businesses that use its apps, Axios has learned. Why it matters: Meta is an advertising company. To fuel ad growth, it needs to invest in the businesses that use its platform to interact with customers.Zoom in: The new business AI product group will be led by Clara Shih, most recently the CEO of Salesforce AI, Axios has learned. Shih will be responsible for develo...