as usual, you have gotten off the subject.
The back button should be available,
with the permission of the person making the revisions.
I believe that the majority of people would be delighted
if their readers could view their revisions/edits,
especially for poems, so interested readers, could see layers
in a poem.
So lets take up a collecftion to fund the coding of this feature,
and the creation of a check-box where members permit the viewings of
In fact, the poet can even use it as part of their art form,
crafting different layers of the evolution of a poem, for the readers,
or just let it happen naturally.
Hey! Some of us actually do leave old versions of poems underneath our revisions to show readers the evolution when a major critique is involved.
No code necessary, no fuss, no muss.