Updated explanations and tips

week1/day2 EXERCISE.ipynb

@@ -29,7 +29,10 @@
     "You should see the message `Ollama is running`.  \n",
     "\n",
     "If not, bring up a new Terminal (Mac) or Powershell (Windows) and enter `ollama serve`  \n",
-    "Then try [http://localhost:11434/](http://localhost:11434/) again."
+    "And in another Terminal (Mac) or Powershell (Windows), enter `ollama pull llama3.2`  \n",
+    "Then try [http://localhost:11434/](http://localhost:11434/) again.\n",
+    "\n",
+    "If Ollama is slow on your machine, try using `llama3.2:1b` as an alternative. Run `ollama pull llama3.2:1b` from a Terminal or Powershell, and change the code below from `MODEL = \"llama3.2\"` to `MODEL = \"llama3.2:1b\"`"
    ]
   },
   {
@@ -124,14 +127,6 @@
     "print(response['message']['content'])"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "9a611b05-b5b0-4c83-b82d-b3a39ffb917d",
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
   {
    "cell_type": "markdown",
    "id": "1622d9bb-5c68-4d4e-9ca4-b492c751f898",