>>718585168 (OP)
Single body controllers just don't make much sense when wireless is now so prevalent, since split controllers are better ergonomically and offer more functionality.
>>718585764
The Xbox layout became the standard because companies were cutting costs and outsourcing towards the end of the console boom and Xinput was incompatible with everything, but also easy to port from the 360 version.
The Xbox controller and dual analog control scheme is hot ass, it's not good at anything and the only reason it stuck around is because people thought that consoles were going to continue experiencing massive growth, so they gimped games to run on dual analog instead of superior mouse and keyboard.
We are currently 25 years down the hole and Z-targeting and cover based shooters still reign.