After some bafflement for what must have been sacrificed in last patch to make Jedi Survivor finally look and perform like a real modern videogame for once, a cheeky glance at an escapist article seems to how now provided an answer.
www.escapistmagazine.com
That answer Is ray-fucking-tracing cause of cause it fucking is omg lol!

Removing it literally mades the game look and feel better to play more than all previous optimisation attempts. That ain't the kind of "next-gen" tech us peasants are up for, honey.

All Patch 7 Notes for Star Wars Jedi: Survivor
EA has released a new patch for Star Wars Jedi: Survivor, which includes various fixes to the game's performance. Here they all are.

That answer Is ray-fucking-tracing cause of cause it fucking is omg lol!

Removing it literally mades the game look and feel better to play more than all previous optimisation attempts. That ain't the kind of "next-gen" tech us peasants are up for, honey.