message: I RTFM on find and reject is what I want.
  isReviewer isn't defined on other folks' reviews, plus find only finds one item.
diff: @@ -135,7 +135,7 @@ class ReviewDataCache {
  const matchingItem = this._getMatchingItem(item);
  if (matchingItem.reviews) {
  - matchingItem.reviews = _.find(matchingItem.reviews, { isReviewer: false });
  + matchingItem.reviews = _.reject(matchingItem.reviews, { isReviewer: true });
  }
  if (!matchingItem.reviews) {
  