[[!comment format=mdwn
 username="joey"
 subject="""comment 1"""
 date="2017-11-07T19:58:14Z"
 content="""
I think that the real bug here is that, as long as one url still has the
content, it's still present in the web, so should not be marked as not
present. The rest of the operations in the web special remote work that
way, trying urls until one succeeds, and so should `checkKey`.
"""]]