Amazon's AI productivity tool, Q Business, struggled with accuracy in its first year, showing "mixed success" and falling "significantly" behind competitors in key features, according to an internal document seen by Business Insider. The document, from March, said Q Business struggled to process tabular and spreadsheet data, drawing complaints from customers, including Accenture, Intuit, and Smartsheet. It also noted difficulties with longer responses and conversational flow."We face challenges with non-te ...