If you play ARK Park on PSVR, you'll be pleased to hear that the game has recently been updated. On top of free locomotion (which was already available on the Rift and Vive, and does not replace teleportation) the graphics have been improved ("by 16% in the visual fidelity department," according to the press release) and supposedly, the frame rate hasn't suffered for it. The developers have been experimenting with alternate rendering modes, and it seems to have worked for them.
It's not just visuals, though. Other additions and bug fixes include: