Instances per hour limit

[Nikolo-proudmoore]

From classic, but I would assume they use the same justification for the limits in retail.

New Instance Limit in WoW Classic

As part of our ongoing efforts to eliminate exploitative and automated gameplay, with scheduled weekly maintenance in each region, we’re implementing the following change to our settings on all WoW Classic realms: You may now enter a maximum of 30 unique instances (dungeon and raid) per day, per realm. This restriction complements the current limit of 5 instances per hour. Now, when a player enters a dungeon or a raid, the game checks to see if they have entered 5 instances in the last hour o…