Fri, 09/01/2023 - 12:30 Engadget Arts & Entertainment Every now and then, a device comes along and challenges you to consider the viability of an entirely new product category. Tags Books & Publishing, computing, Technology & Electronics, Arts & Entertainment, site|engadget, provider_name|Engadget, region|US, language|en-US, author_name|Sam Rutherford Source Lenovo Yoga Book 9i review: The world isn’t ready for dual-screen laptops, but …