The NSP update for the Switch version brings several enhancements and improvements:
Using hex analysis, we discovered that the update backported specific renderer fixes from the BioShock: The Collection Switch port (also using UE3). The RenderThread priority was elevated from -1 (normal) to 15 (high) in the NVN API layer, Nintendo’s low-level graphics API. This reduced input lag from 5 frames (~167ms) to 2 frames (~66ms) but increased battery drain by approximately 15%. Batman- Arkham Asylum Switch NSP UPDATE
For users utilizing Switch hardware (and specifically those managing NSP files), the "Update" patch was a critical turning point. Below is a breakdown of the update, what it fixed, and the technical context for the game on the Switch. The NSP update for the Switch version brings