Because WOW got ruined.
It pretty much plays the game for you now.
They stopped letting me Dual Box.
If you dont run DPS meters/Discord you're not welcome in any runs past Heroic Dungeons.
If you dont perform FLAWLESSLY you're kicked.
Here I can log in, get a group and laugh our asses off when IF someone makes a mistake (not repeated stupidity though lol). Or even have SOME decorum of danger if you get silly.