Why Was The Ability To Change Thread Placement Removed?

http://grabilla.com/05b14-5fdef910-6580-4d9a-a9f9-128c18a40811.png BEFORE http://grabilla.com/05b14-c98829db-3542-475d-9d42-17f8defcfc67.png AFTER

I miss the time when I could make a thread in Meme and game just switch to Gameplay without having to actually move to Gameplay physically. Why was this removed Riot?