diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ea8e878d..337dafc8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -132,7 +132,7 @@ jobs:
         run: npm ci --ignore-scripts
 
       - name: Install bundled FFmpeg binary
-        run: node node_modules/ffmpeg-static/install.js
+        run: node scripts/install-ffmpeg-static.mjs
 
       - name: Verify bundled FFmpeg binary
         run: |
@@ -233,7 +233,7 @@ jobs:
         run: npm ci --ignore-scripts
 
       - name: Install bundled FFmpeg binary
-        run: node node_modules/ffmpeg-static/install.js
+        run: node scripts/install-ffmpeg-static.mjs
 
       - name: Verify bundled FFmpeg binary
         run: |
@@ -392,7 +392,7 @@ jobs:
         run: npm ci --ignore-scripts
 
       - name: Install bundled FFmpeg binary
-        run: node node_modules/ffmpeg-static/install.js
+        run: node scripts/install-ffmpeg-static.mjs
 
       - name: Verify bundled FFmpeg binary
         run: |
@@ -470,7 +470,7 @@ jobs:
         run: npm ci --ignore-scripts
 
       - name: Install bundled FFmpeg binary
-        run: node node_modules/ffmpeg-static/install.js
+        run: node scripts/install-ffmpeg-static.mjs
 
       - name: Verify bundled FFmpeg binary
         run: |
diff --git a/scripts/install-ffmpeg-static.mjs b/scripts/install-ffmpeg-static.mjs
new file mode 100644
index 00000000..80fa3773
--- /dev/null
+++ b/scripts/install-ffmpeg-static.mjs
@@ -0,0 +1,32 @@
+import { spawnSync } from "node:child_process";
+
+const maxAttempts = Number.parseInt(process.env.FFMPEG_STATIC_INSTALL_ATTEMPTS ?? "3", 10);
+const baseDelayMs = Number.parseInt(process.env.FFMPEG_STATIC_INSTALL_DELAY_MS ?? "2000", 10);
+
+function sleep(ms) {
+	return new Promise((resolve) => setTimeout(resolve, ms));
+}
+
+async function main() {
+	for (let attempt = 1; attempt <= maxAttempts; attempt += 1) {
+		const result = spawnSync(process.execPath, ["node_modules/ffmpeg-static/install.js"], {
+			stdio: "inherit",
+		});
+
+		if (result.status === 0) {
+			return;
+		}
+
+		if (attempt === maxAttempts) {
+			process.exit(result.status ?? 1);
+		}
+
+		const delayMs = baseDelayMs * attempt;
+		console.warn(
+			`[ffmpeg-static] Install attempt ${attempt}/${maxAttempts} failed; retrying in ${delayMs}ms...`,
+		);
+		await sleep(delayMs);
+	}
+}
+
+await main();
diff --git a/src/lib/exporter/modernFrameRenderer.ts b/src/lib/exporter/modernFrameRenderer.ts
index a6819f6c..5372937f 100644
--- a/src/lib/exporter/modernFrameRenderer.ts
+++ b/src/lib/exporter/modernFrameRenderer.ts
@@ -477,7 +477,6 @@ export class FrameRenderer {
 	private currentVideoTime = 0;
 	private cursorOverlay: PixiCursorOverlay | null = null;
 	private lastSyncedWebcamTime: number | null = null;
-	private lastWebcamCacheRefreshTime: number | null = null;
 	private webcamRenderMode: "hidden" | "live" | "cached" = "hidden";
 	private webcamLayoutCache: WebcamLayoutCache | null = null;
 	private videoTextureUsesStartupStaging = false;
@@ -2367,7 +2366,6 @@ export class FrameRenderer {
 			this.webcamFrameCacheCanvas = null;
 			this.webcamFrameCacheCtx = null;
 			this.lastSyncedWebcamTime = null;
-			this.lastWebcamCacheRefreshTime = null;
 			this.webcamLayoutCache = null;
 			this.webcamRenderMode = "hidden";
 			return;
@@ -2380,7 +2378,6 @@ export class FrameRenderer {
 		this.clearWebcamMediaElement();
 		this.webcamFrameCacheCanvas = null;
 		this.webcamFrameCacheCtx = null;
-		this.lastWebcamCacheRefreshTime = null;
 		this.webcamLayoutCache = null;
 		this.webcamRenderMode = "hidden";
 
@@ -2391,7 +2388,6 @@ export class FrameRenderer {
 			this.webcamVideoElement = null;
 			this.webcamSeekPromise = null;
 			this.lastSyncedWebcamTime = null;
-			this.lastWebcamCacheRefreshTime = null;
 			return;
 		} catch (error) {
 			console.warn(
@@ -2452,31 +2448,6 @@ export class FrameRenderer {
 		this.webcamRenderMode = nextMode;
 	}
 
-	private shouldRefreshWebcamFrameCache(width: number, height: number): boolean {
-		const cropRegion = this.config.webcam?.cropRegion;
-		const sourceRect = getWebcamCropSourceRect(cropRegion, width, height);
-		const targetWidth = Math.max(1, Math.ceil(sourceRect.sw));
-		const targetHeight = Math.max(1, Math.ceil(sourceRect.sh));
-
-		if (
-			!this.webcamFrameCacheCanvas ||
-			this.webcamFrameCacheCanvas.width !== targetWidth ||
-			this.webcamFrameCacheCanvas.height !== targetHeight
-		) {
-			return true;
-		}
-
-		if (!isWebcamCropRegionDefault(cropRegion)) {
-			return true;
-		}
-
-		if (this.lastWebcamCacheRefreshTime === null) {
-			return true;
-		}
-
-		return Math.abs(this.currentVideoTime - this.lastWebcamCacheRefreshTime) >= 0.25;
-	}
-
 	private ensureWebcamFrameCache(width: number, height: number): boolean {
 		const targetWidth = Math.max(1, Math.ceil(width));
 		const targetHeight = Math.max(1, Math.ceil(height));
@@ -2504,7 +2475,6 @@ export class FrameRenderer {
 		source: CanvasImageSource | VideoFrame,
 		width: number,
 		height: number,
-		referenceTimeSeconds = this.currentVideoTime,
 	): boolean {
 		const sourceRect = getWebcamCropSourceRect(this.config.webcam?.cropRegion, width, height);
 		if (!this.ensureWebcamFrameCache(sourceRect.sw, sourceRect.sh)) {
@@ -2532,7 +2502,6 @@ export class FrameRenderer {
 			this.webcamFrameCacheCanvas.width,
 			this.webcamFrameCacheCanvas.height,
 		);
-		this.lastWebcamCacheRefreshTime = referenceTimeSeconds;
 		return true;
 	}
 
@@ -2558,7 +2527,6 @@ export class FrameRenderer {
 		liveSourceWidth: number,
 		liveSourceHeight: number,
 		canUseLiveSource: boolean,
-		referenceTimeSeconds = this.currentVideoTime,
 	): WebcamRenderSource | null {
 		if (canUseLiveSource && liveSource && liveSourceWidth > 0 && liveSourceHeight > 0) {
 			const usesDefaultCropRegion = isWebcamCropRegionDefault(this.config.webcam?.cropRegion);
@@ -2572,7 +2540,6 @@ export class FrameRenderer {
 					liveSource,
 					liveSourceWidth,
 					liveSourceHeight,
-					referenceTimeSeconds,
 				);
 				const cachedSource = this.getCachedWebcamRenderSource();
 				if (cachedSource) {
@@ -2901,7 +2868,6 @@ export class FrameRenderer {
 			liveSourceDimensions.width,
 			liveSourceDimensions.height,
 			canUseLiveSource,
-			referenceTimeSeconds,
 		);
 
 		if (!renderableWebcamSource) {
@@ -4045,7 +4011,6 @@ export class FrameRenderer {
 
 		this.annotationScaleFactor = 1;
 		this.lastSyncedWebcamTime = null;
-		this.lastWebcamCacheRefreshTime = null;
 		this.webcamRenderMode = "hidden";
 		this.webcamLayoutCache = null;
 		this.layoutCache = null;