screenshot
Test topic: http://ee-flow.wmflabs.org/wiki/Topic:S1wu7zppgzlu6zcw
At the topic in the screenshot, I clicked Reply to the top-most post, and the placeholder text contains copies of all the contents in the branches above, including the hidden post.
Expected: It only contains a placeholder of the text from the single post I'm replying to.
Version: unspecified
Severity: normal
Attached: