diff --git a/package-lock.json b/package-lock.json
index ceaaefbab..46064fd43 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -61,7 +61,7 @@
         "@types/numeral": "^2.0.2",
         "@types/react": "^17.0.52",
         "@types/react-beautiful-dnd": "^13.1.3",
-        "@types/react-dom": "^17.0.18",
+        "@types/react-dom": "^17.0.20",
         "@types/react-resizable": "^3.0.3",
         "@typescript-eslint/eslint-plugin": "^5.48.0",
         "@typescript-eslint/parser": "^5.48.0",
@@ -4472,9 +4472,9 @@
       }
     },
     "node_modules/@types/react-dom": {
-      "version": "17.0.18",
-      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-17.0.18.tgz",
-      "integrity": "sha512-rLVtIfbwyur2iFKykP2w0pl/1unw26b5td16d5xMgp7/yjTHomkyxPYChFoCr/FtEX1lN9wY6lFj1qvKdS5kDw==",
+      "version": "17.0.20",
+      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-17.0.20.tgz",
+      "integrity": "sha512-4pzIjSxDueZZ90F52mU3aPoogkHIoSIDG+oQ+wQK7Cy2B9S+MvOqY0uEA/qawKz381qrEDkvpwyt8Bm31I8sbA==",
       "dev": true,
       "dependencies": {
         "@types/react": "^17"
@@ -18963,9 +18963,9 @@
       }
     },
     "@types/react-dom": {
-      "version": "17.0.18",
-      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-17.0.18.tgz",
-      "integrity": "sha512-rLVtIfbwyur2iFKykP2w0pl/1unw26b5td16d5xMgp7/yjTHomkyxPYChFoCr/FtEX1lN9wY6lFj1qvKdS5kDw==",
+      "version": "17.0.20",
+      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-17.0.20.tgz",
+      "integrity": "sha512-4pzIjSxDueZZ90F52mU3aPoogkHIoSIDG+oQ+wQK7Cy2B9S+MvOqY0uEA/qawKz381qrEDkvpwyt8Bm31I8sbA==",
       "dev": true,
       "requires": {
         "@types/react": "^17"
diff --git a/package.json b/package.json
index e823f7412..c786b6da9 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "@types/numeral": "^2.0.2",
     "@types/react": "^17.0.52",
     "@types/react-beautiful-dnd": "^13.1.3",
-    "@types/react-dom": "^17.0.18",
+    "@types/react-dom": "^17.0.20",
     "@types/react-resizable": "^3.0.3",
     "@typescript-eslint/eslint-plugin": "^5.48.0",
     "@typescript-eslint/parser": "^5.48.0",
diff --git a/src/Netscript/RamCostGenerator.ts b/src/Netscript/RamCostGenerator.ts
index ec5eeb004..45656a51e 100644
--- a/src/Netscript/RamCostGenerator.ts
+++ b/src/Netscript/RamCostGenerator.ts
@@ -548,7 +548,7 @@ export const RamCosts: RamCostTree<NSFull> = {
   alterReality: 0,
   rainbow: 0,
   heart: { break: 0 },
-  iKnowWhatImDoing: 0,
+  tprintRaw: 0,
   printRaw: 0,
 
   formulas: {
diff --git a/src/NetscriptFunctions/Extra.ts b/src/NetscriptFunctions/Extra.tsx
similarity index 82%
rename from src/NetscriptFunctions/Extra.ts
rename to src/NetscriptFunctions/Extra.tsx
index 6f101d3ff..6075d6ff1 100644
--- a/src/NetscriptFunctions/Extra.ts
+++ b/src/NetscriptFunctions/Extra.tsx
@@ -1,4 +1,4 @@
-import type React from "react";
+import React from "react";
 import { Player } from "../Player";
 import { Exploit } from "../Exploits/Exploit";
 import * as bcrypt from "bcryptjs";
@@ -7,6 +7,10 @@ import { InternalAPI } from "../Netscript/APIWrapper";
 import { helpers } from "../Netscript/NetscriptHelpers";
 import { Terminal } from "../Terminal";
 import { RamCostConstants } from "../Netscript/RamCostGenerator";
+import { CustomBoundary } from "../ui/Components/CustomBoundary";
+
+// Incrementing value for custom element keys
+let customElementKey = 0;
 
 export interface INetscriptExtra {
   heart: {
@@ -17,7 +21,7 @@ export interface INetscriptExtra {
   bypass(doc: Document): void;
   alterReality(): void;
   rainbow(guess: string): void;
-  iKnowWhatImDoing(): void;
+  tprintRaw(value: React.ReactNode): void;
   printRaw(value: React.ReactNode): void;
 }
 
@@ -67,14 +71,15 @@ export function NetscriptExtra(): InternalAPI<INetscriptExtra> {
       Player.giveExploit(Exploit.INeedARainbow);
       return true;
     },
-    iKnowWhatImDoing: (ctx) => () => {
-      helpers.log(ctx, () => "Unlocking unsupported feature: window.tprintRaw");
-      // @ts-expect-error window has no tprintRaw property defined
-      window.tprintRaw = Terminal.printRaw.bind(Terminal);
+    tprintRaw: () => (value) => {
+      Terminal.printRaw(
+        <CustomBoundary key={`PlayerContent${customElementKey++}`} children={value as React.ReactNode} />,
+      );
     },
     printRaw: (ctx) => (value) => {
-      // Using this voids the warranty on your tail log
-      ctx.workerScript.print(value as React.ReactNode);
+      ctx.workerScript.print(
+        <CustomBoundary key={`PlayerContent${customElementKey++}`} children={value as React.ReactNode} />,
+      );
     },
   };
 }
diff --git a/src/ui/Components/CustomBoundary.tsx b/src/ui/Components/CustomBoundary.tsx
new file mode 100644
index 000000000..14ffe7062
--- /dev/null
+++ b/src/ui/Components/CustomBoundary.tsx
@@ -0,0 +1,31 @@
+import React from "react";
+import Typography from "@mui/material/Typography";
+
+interface CustomBoundaryProps {
+  children: React.ReactNode;
+}
+interface CustomBoundaryState {
+  error?: Error;
+}
+/** Error boundary for custom content printed by the player using printRaw-like functions.
+ * Error boundaries are required to be class components due to no hook equivalent to componentDidCatch. */
+export class CustomBoundary extends React.Component<CustomBoundaryProps, CustomBoundaryState> {
+  state: CustomBoundaryState;
+  constructor(props: CustomBoundaryProps) {
+    super(props);
+    this.state = { error: undefined };
+  }
+  componentDidCatch(error: Error): void {
+    this.setState({ error });
+    console.warn("Error in custom react content:");
+    console.error(error);
+  }
+  render(): React.ReactNode {
+    if (this.state.error) {
+      // Typography is used because there are no default page styles.
+      // Span is used because it does not conflict with the DOM validation nesting (default Typography element of p is invalid at this location in dom tree)
+      return <Typography component={"span"}>Error in custom react content. See console for details.</Typography>;
+    }
+    return <Typography component={"span"}>{this.props.children}</Typography>;
+  }
+}