Here's a PDF document that does the trick that I can release.
If you go left-button-down nearly anywhere, and sweep towards the upper left, you will see text that is to the upper right of your trajectory disappear.
Here's a PDF document that does the trick that I can release.
If you go left-button-down nearly anywhere, and sweep towards the upper left, you will see text that is to the upper right of your trajectory disappear.