This is allowed for existing instances so we don't end up 76 offenses
right away, but for new code one should _only_ use this if they _have_
to remove non database data. Even then it's usually better to do this in
a service class as this gives you more control over how to remove the
data (e.g. in bulk).
* There where path where +1 was stored as +1 not as thumbsup
that was causing problems such as showing thumbsup icon 2 time.
I fixed this to always normalize and store +1 as tumbsup
