https://arstechnica.com/gadgets/2019/10/ipados-review-the-ipad-is-dead-long-live-the-ipad/

When we reviewed the 2018 iPad Pro, we were impressed by the power and potential of the hardware, but iOS 12 wasn’t up to the task of making the iPad a true content creation machine or a daily workhorse. We said it was time for Apple to branch out from iOS 13 with an iPad-specific operating system.