Originally Posted by
Better
There is no mechanical difference between +2, and +3, same with 4-6, 7-9, and literally everything passed +10. That doesn't mean they shouldn't exist. Heroic is the first taste of endgame dungeons for more casual players, and an important gearing avenue for LFR for those same players.
There's no real reason to remove heroic, being "bloat" to some % of the playerbase that runs them maybe once an expansion (Honestly this expac you can just skip them altogether without much issue) doesn't mean that they aren't used by players who prefer a more casual approach to the game.