The fullscreen renderer's pool reset logic has been optimized. Instead of resetting all pools every 5 minutes unconditionally, it now only resets the hyperlink pool when its size exceeds a threshold. The character pool is no longer reset, reducing memory churn.
Evidence
Structural change in class VH$ — conditional this.hyperlinkPool.size > i4K check before pool reset.
Strings lifted out of the shipped bundle, so the claim above can be checked against them.