Continuing the discussion from WoW Classic Era 1.14.4 Development Notes:
Lets go, 3 druid 2 rogues, stealth pass all trash and kill only bosses for max xp 
Damn, doing dungeons won’t even be worth the trouble to complete dungeon quests.
Remember they have a 24 hour lockout so you can only do this once, and a lot of the vanilla dungeons had doors connected to bosses and trash.