Add joke at the end

notebooks/en/multiagent_web_assistant.ipynb

@@ -81,7 +81,7 @@
     "\n",
     "For web browsing, we can already use our pre-existing [`DuckDuckGoSearchTool`](https://github.com/huggingface/transformers/blob/main/src/transformers/agents/search.py) tool to provide a Google search equivalent.\n",
     "\n",
-    "But then we will need to be able to peak into page.\n",
+    "But then we will also need to be able to peak into page found by the `DuckDuckGoSearchTool`.\n",
     "\n",
     "So for this, let's create a new tool using `markdownify`."
    ]
@@ -821,7 +821,13 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Our agents managed to efficiently collaborate towards solving the task! ✅"
+    "Our agents managed to efficiently collaborate towards solving the task! ✅\n",
+    "\n",
+    "💡 You can easily extend this to more agents : one does the code execution, one the web search, one handles file loadings...\n",
+    "\n",
+    "🤔💭 One could even think of doing more complex, tree-like hierarchies, with one CEO agent handling multiple middle managers, each with several reports.\n",
+    "\n",
+    "We could even add more intermediate layers, and each one adds a bit more friction to ensure the tasks never get done... Ehm wait, no, let's stick with our simple structure."
    ]
   }
  ],