Here is what the page “WoW: Forever Layering Overhaul: Blizzard Promises Major Fixes for Launch” contains. Blizzard has confirmed significant improvements to the divisive layering system in World of Warcraft: Forever ahead of launch, addressing player complaints from the beta. Layering, which creates multiple simultaneous copies of the world to manage population and performance, has been criticized for abruptly separating players—especially during zone transitions, group changes, and transport rides. Associate production director Clay Stone acknowledged the issues, stating the team is working to prevent players from being decoupled after loading screens on boats and zeppelins, and to stop large groups from being layered when entering or leaving capital cities.
The goal is to preserve the 'small-realm feel' and social experiences of the original game while maintaining high-capacity infrastructure. These changes should reduce the jarring layer switches that have frustrated testers, such as groups being split while traveling between Kalimdor and Eastern Kingdoms. For the complete material, the listing points back to the source inside the network.