The review queue for suggested edits has a lot of edits "by an anonymous user" that don't seem to make any substantive changes, but replace various punctuation characters by HTML entity versions of themselves. Each one has "[email protected]" as its comment.
Example:
It appears that the only change is to replace a '
character by '
.
Is this some sort of weird spam, or what? I have been rejecting them as "vandalism".