diff --git a/src/utils/client.ts b/src/utils/client.ts
index 2a0702a..41cdbca 100644
--- a/src/utils/client.ts
+++ b/src/utils/client.ts
@@ -2,7 +2,7 @@
 import { Logger } from "../utils/log.js";
 import Memory from "../utils/memory.js";
 import type { VerifySchema } from "../reflex/verify.js";
-import { Guilds, History, ModNotes, Premium, PerformanceTest } from "../utils/database.js";
+import { Guilds, History, ModNotes, Premium, PerformanceTest, ScanCache } from "../utils/database.js";
 import EventScheduler from "../utils/eventScheduler.js";
 import type { RoleMenuSchema } from "../actions/roleMenu.js";
 import config from "../config/main.json" assert { type: "json" };
@@ -22,6 +22,7 @@
         premium: Premium;
         eventScheduler: EventScheduler;
         performanceTest: PerformanceTest;
+        scanCache: ScanCache;
     };
     preloadPage: Record<string, {command: string, argument: string}> = {};  // e.g. { channelID: { command: privacy, page: 3}}
     commands: Record<string, [{
@@ -51,7 +52,8 @@
     notes: new ModNotes(),
     premium: new Premium(),
     eventScheduler: new EventScheduler(),
-    performanceTest: new PerformanceTest()
+    performanceTest: new PerformanceTest(),
+    scanCache: new ScanCache()
 });
 
 export default client;
diff --git a/src/utils/createPageIndicator.ts b/src/utils/createPageIndicator.ts
index 4ddbae2..29ea83b 100644
--- a/src/utils/createPageIndicator.ts
+++ b/src/utils/createPageIndicator.ts
@@ -21,4 +21,23 @@
     return out;
 }
 
+export const verticalTrackIndicator = (position: number, active: string | boolean, size: number, disabled: string | boolean) => {
+    active = active ? "ACTIVE" : "INACTIVE";
+    disabled = disabled ? "GREY." : "";
+    if (position === 0 && size === 1) return "TRACKS.SINGLE." + disabled + active;
+    if (position === size - 1) return "TRACKS.VERTICAL.BOTTOM." + disabled + active;
+    if (position === 0) return "TRACKS.VERTICAL.TOP." + disabled + active;
+    return "TRACKS.VERTICAL.MIDDLE." + disabled + active;
+};
+
+export const createVerticalTrack = (items: string[], active: boolean[], disabled?: boolean[]) => {
+    let out = "";
+    if (!disabled) disabled = new Array(items.length).fill(false);
+    for (let i = 0; i < items.length; i++) {
+        out += getEmojiByName(verticalTrackIndicator(i, active[i] ?? false, items.length, disabled[i] ?? false));
+        out += items[i] + "\n";
+    }
+    return out;
+}
+
 export default pageIndicator;
diff --git a/src/utils/database.ts b/src/utils/database.ts
index 10b0ddb..c7b1777 100644
--- a/src/utils/database.ts
+++ b/src/utils/database.ts
@@ -148,6 +148,33 @@
     }
 }
 
+interface ScanCacheSchema {
+    addedAt: Date;
+    hash: string;
+    data: boolean;
+    tags: string[];
+}
+
+export class ScanCache {
+    scanCache: Collection<ScanCacheSchema>;
+
+    constructor() {
+        this.scanCache = database.collection<ScanCacheSchema>("scanCache");
+    }
+
+    async read(hash: string) {
+        return await this.scanCache.findOne({ hash: hash });
+    }
+
+    async write(hash: string, data: boolean, tags?: string[]) {
+        await this.scanCache.insertOne({ hash: hash, data: data, tags: tags ?? [], addedAt: new Date() });  // TODO: cleanup function maybe
+    }
+
+    async cleanup() {
+        await this.scanCache.deleteMany({ addedAt: { $lt: new Date(Date.now() - (1000 * 60 * 60 * 24 * 31)) }, hash: { $not$text: "http"} });
+    }
+}
+
 export class PerformanceTest {
     performanceData: Collection<PerformanceDataSchema>;
 
diff --git a/src/utils/ellipsis.ts b/src/utils/ellipsis.ts
new file mode 100644
index 0000000..6ec5888
--- /dev/null
+++ b/src/utils/ellipsis.ts
@@ -0,0 +1,4 @@
+export default (str: string, max: number): string => {
+    if (str.length <= max) return str;
+    return str.slice(0, max - 3) + "...";
+}
\ No newline at end of file
diff --git a/src/utils/performanceTesting/record.ts b/src/utils/performanceTesting/record.ts
index 95761e9..17cfb1e 100644
--- a/src/utils/performanceTesting/record.ts
+++ b/src/utils/performanceTesting/record.ts
@@ -39,7 +39,7 @@
         singleNotify(
             "performanceTest",
             config.developmentGuildID,
-            `Discord ping time: \`${results.discord}ms\`\nDatabase read time: \`${results.databaseRead}ms\`\nCPU usage: \`${results.resources.cpu}%\`\nMemory usage: \`${results.resources.memory}MB\`\nCPU temperature: \`${results.resources.temperature}°C\``,
+            `Discord ping time: \`${results.discord}ms\`\nDatabase read time: \`${results.databaseRead}ms\`\nCPU usage: \`${results.resources.cpu}%\`\nMemory usage: \`${Math.round(results.resources.memory)}MB\`\nCPU temperature: \`${results.resources.temperature}°C\``,
             "Critical",
             config.owners
         )