https://www.techradar.com/news/ipados-puts-apples-tablets-on-the-road-toward-being-computer-killers

The iPad has been a laptop-replacement in waiting since its unveiling by Steve Jobs in 2010, but hasn’t been capable of truly doing so – until now. 

Nine years later, and thanks to a new, customized operating system called iPadOS introduced at WWDC 2019, the iPad may finally be ready to be a computer replacement, not just a supplemental machine.