JavaScript implementations like Minecraft 4k are jittery and consume more memory in Ladybird compared to other browsers, leading to performance issues. Optimization is needed for better performance.
### Summary Notch's JavaScript implementation of Minecraft 4k is quite jittery in Ladybird and consumes quite a bit more memory than in other browsers, resulting in a noticeable CPU temperature increase. ### Operating system Linux ### Steps to reproduce 1. ./Meta/ladybird.py run ladybird https://theintraclinic.com/archive/minecraft4k-js/ 2. Observe 3. Compare this webpage to how it runs in other browsers ### Expected behavior It would be smooth like in other browsers. ### Actual behavior It is not. ### URL for a reduced test case https://theintraclinic.com/archive/minecraft4k-js/ ### HTML/SVG/etc. source for a reduced test case ```html N/A ``` ### Log output and (if possible) backtrace ```shell ninja: Entering directory `/home/conputer/other-dev/ladybird/20250807210822/ladybird/Build/release' [0/2877] cd /home/conputer/other-dev/ladybird/2025080721.../cargo/build --release -- -Cdefault-linker-libraries=yes Finished `release` profile [optimized] target(s) in 0.11s [