We should implement either a preprocessor or bot pass to work around the limitations listed in http://www.mediawiki.org/wiki/Parsoid/limitations.
From a UX perspective a bot pass seems to be preferable, as clean-ups and edits are clearly separated and users are not confronted with difficult questions or unexpected diffs.
Version: unspecified
Severity: normal
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=46705