1. Start with 2 pages open in the pages app, page A and page B. Both pages use the same page template.
2. in page A, select the first component in the main content area of the page
3. click "Copy item" in the menu
4. swap to page B
5. select the main content area of the page
6. paste item is not available in the menu (visible, but disabled)

--> Improvement: Support copy / paste components between different pages.
Functionality was present in Magnolia 5.7.x

Dev note

We'd like to have delegates and decide which one to delegate to based on context (browser/detail).