Here's the console output. It get's stuck at 72%... "painting or something" on progress bar.

THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed. 3mykc1x1fjgyq.js:5:331 WEBGL_debug_renderer_info is deprecated in Firefox and will be removed. Please use RENDERER. 1ydg98ua2yutx.js:2:5381 WebGL context was lost. 1ydg98ua2yutx.js:2:5532 THREE.WebGLRenderer: KHR_parallel_shader_compile extension not supported. 3mykc1x1fjgyq.js:5:331 Script terminated by timeout at: ld@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... L@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... lU/this.getUniforms@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... this.renderBufferDirect/y<@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... this.renderBufferDirect@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... i@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... i@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... i@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... i@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... i@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... l1/this.render@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... this.render@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:2... render@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:5... render@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:5... render@https://catcopter.com/_next/static/chunks/2d2hov5bowo-5.js:4... warm@https://catcopter.com/_next/static/chunks/0_l59d-9nj-se.js:2... 2d2hov5bowo-5.js:2319:8599