

Yes, but It doesn’t look like the alt-text is ever actually saved to the image, I would guess instead just passed onto the comment editor after that initial upload. At least I don’t see it in the uploads tab (neither the preview nor in the viewed link itself, except on the original comment on page 9 of my comments).
That could be fine if there were a dedicated copy-markup-link button. It would also be nice for the alt-text to remain editable from there.
I wrote an elaborate alt-text for this when I uploaded it in a comment:
But there is no alt-text there now unless I:
