The image in the thumbnail was rendered in turbowarp at 800 samples. I highly recommend using tubowarp AND turbo mode: https://turbowarp.org/1000841716?turbo (Shift + green flag to turn on turbo mode)
@badatcode123 and @leeJH10 for helping me Also this blog: https://blog.demofox.org/2020/05/25/casual-shadertoy-path-tracing-1-basic-camera-diffuse-emissive/ This has reflections, fuzzy metals, and diffuse stuff