This is just a WOW! He demonstrates many things here not seen in other videos.
How to use External Storage with New iPadOS 13
Previously here:
iPadOS Is More Insanely Great Than I Thought!
FINALLY! The iOS/iPadOS 13 iPad Mini Video I’ve Waited For!
iOS 13 Apple Maps: No Biking Directions
Still No iOS/iPadOS 13 iPad Mini External Storage Videos. But!
First Sighting Of iOS/iPadOS 13 On iPad Mini 5
iOS/iPadOS 13: Voice Control
iOS/iPadOS 13: More External Storage Testing
iOS To Android: “Drop Dead!”
Video: iOS 13
Apple AR: Motion Capture With A Phone. A Phone!
Reference: Surface Hackintosh
WWDC 2019 Head Explosions Continue
Apple WWDC 2019
Mike Cane's Atomic Supermen 