duplicate source

Hi, when I copy a source (like a lower 3rd) and want to duplicate it, i have 2 options: duplicate or insert a reference to the copied source. I want a duplicate to be able to edit it and leave the original untouched. For whatever reason this does not work. When I change the text in the original...

I'm wondering if there is a bug (or it its not possible) when using image slideshow and enabling duplicate source when using Studio Mode. My Idea is to be able to see in Preview and choose which image in the slideshow before transfer it into the Program Window. I've set the behaviour to Pause...