The real changes are hopefully still in store.

Maybe I’m using it wrong, but when I finally got to install the iPadOS 13 Public Beta on my iPad Air 2, it wasn’t the revelatory tablet experience I was hoping for. It didn’t open my eyes to what the iPad could be or give me any indication that I could use it as my primary computer. Quite frankly, it didn’t feel any less or more like the iPad than was running iOS 12 the day before.
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https://www.macworld.com/article/3405160/ipados-13-changes-everything-and-nothing-about-the-apples-vision-for-the-tablet.html