--- /dev/null
+[[!comment format=mdwn
+ username="smcv"
+ ip="81.100.115.242"
+ subject="comment 1"
+ date="2014-07-21T20:15:13Z"
+ content="""
+Without actually checking the source code, I think the answer is:
+if you refrain from saying that page *x* `will_render` a file *f* that
+was previously rendered by *x*, IkiWiki will notice the difference,
+and delete *f* automatically.
+"""]]