I honestly am really enjoying it and everyone else playing seems to think this is the best wow has ever been, id strongly consider it tbh. But I also havent really played since wotlk so it might have just been enough time to get out of my system
Patch 2.6.1 PTR Notes - New Items and Significant Item Changes
New Fireside Gathering Features Now Live - Fireside Brawls & Tavern Signs
Patch 7.3 PTR - Build 24853
Build 24853 will be deployed to the PTR realms soon.
Blizzard Entertainment at gamescom 2017
Blizzard recently updated the beta build of WoW from Patch 7.1 to Patch 7.3, likely updating it from the previous BlizzCon build to the gamescom build.