Moving to the middle of a word, from the left, then inserting text@1.1
In an existing contenteditable with “Hello World” in it, putting the cursor before World, use hardware keyboard to cursor one to the right and type x resulting in “Hello Wxorld”

Chrome (Desktop)

Safari (Desktop)

Firefox (Desktop)

Android API 28

Android API 27

Android API 26

Android API 25

Android API 24

Android API 23

iOS 11.4

Does not show any events for cursor movement but shows these events for typing x.
Shows these events for React-managed contenteditable