diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fda2636..cdb2600 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,20 +10,16 @@ jobs:
     strategy:
       matrix:
         # Available OS's: https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
-
-        # Comment out MacOS, as it's very slow at the moment, and not really
-        # critical.
-        # os: [ubuntu-20.04, windows-2019, macos-10.15]
-        os: [ubuntu-20.04, windows-2019]
-        node-version: [18.x, 16.x]
+        os: [ubuntu-latest, windows-latest]
+        node-version: [20.x, 18.x]
     steps:
-    - uses: actions/checkout@v2.3.4
+    - uses: actions/checkout@v4
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v2.1.5
+      uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node-version }}
     - name: Cache node modules
-      uses: actions/cache@v2.1.5
+      uses: actions/cache@v3
       env:
         cache-name: cache-node-modules
       with:
@@ -43,13 +39,13 @@ jobs:
     - run: npm test
     - run: npx package-check
     - name: Archive code coverage results
-      uses: actions/upload-artifact@v2.2.3
+      uses: actions/upload-artifact@v4
       continue-on-error: true
       with:
         name: code-coverage-report
         path: coverage
     - name: Archive production artifacts
-      uses: actions/upload-artifact@v2.2.3
+      uses: actions/upload-artifact@v4
       continue-on-error: true
       with:
         name: dist
diff --git a/.gitignore b/.gitignore
index 3e67ca1..7eb2720 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,7 @@ docs/dist/
 docs/.DS_Store
 .env*.local
 .cache
+
+# Ignore IntelliJ IDE files...
+.idea/
+*.iml
diff --git a/docs/VisualizePodData/VisualizePodData.md b/docs/VisualizePodData/VisualizePodData.md
index 113b25b..87cc252 100644
--- a/docs/VisualizePodData/VisualizePodData.md
+++ b/docs/VisualizePodData/VisualizePodData.md
@@ -8,13 +8,13 @@ yourself.
 
 ## Install Free triplestore on your own machine:
 
-- Go to `https://www.ontotext.com/products/graphdb/graphdb-free/` and register.
-  (Within a few minutes you should receive a confirmation email with a link to
-  download and install the triplestore (make sure to keep an eye on your Trash
-  or Spam folder!)).
+- Go to `https://www.ontotext.com/products/graphdb/graphdb-free/` and register
+  (there’s no longer any need to use a real email address - see the next step!).
 
-- In the confirmation email, select the option to "_Run GraphDB as a desktop
-  installation_" for your operating system.
+- You can wait for the confirmation email and follow the instructions to
+  ”_Run GraphDB as a desktop installation_", or just register using any email
+  address and then simply click on the relevant operating system under the
+  “_GraphDB Download Links_“ section to install GraphDB immediately!.
 
 ## Run GraphDB
 
@@ -29,22 +29,20 @@ To create a new empty repository:
 
 - From the main menu (on the left-hand-side), select "Setup | Repositories".
 - Click the "_Create new repository_" button.
-- Select the "_GraphDB Free_" option.
+- Select the first "_GraphDB Repository_" option.
 - Provide any name (without spaces!) for the "_Repository ID_" field, e.g.,
-  "inrupt-example".
+  "Inrupt-SamplePod".
 - Click the "_Create_" button at the bottom of the page.
 
 ## Load example Pod data:
 
-- From the main menu (on the left-hand-side), select "_Import | RDF_".
+- From the main menu (on the left-hand-side), select "_Import_".
 - Connect to the repository you’ve just created.
-- Select "_Get RDF data from a URL_".
-- Cut-and-paste the URL of our example data file:
-  `https://pod.inrupt.com/pattestburner1/public/PodPat.trig`
+- Select the middle option, "_Get RDF data from a URL_".
+- Enter the URL of our example Pod data file: 
+  `https://storage.inrupt.com/6441a53f-01c5-478b-b701-52a8797ba988/public/PodPat.trig`
   (or import the local file: [../../resources/test/PodPat.trig](../../resources/test/PodPat.trig))
-- Click on the "_Import_" button to the right of the filename.
-- Just click the "_Import_" button (i.e., there's no need to enter or change
-  anything).
+- Click on the "_Import_".
 
 ## Visualize and interact with the Pod data yourself!
 
@@ -52,8 +50,8 @@ To create a new empty repository:
 - In the top "_Easy graph_" section, simply copy-and-paste this URL:
   `https://pat.best-pod-provider.com/profile/card#me`
 - ...and click the "_Show_" button
-- Now try double-clicking on the nodes to expand them and explore (see a sample
-  expanded view [here](./VisualizeExamplePodData.png)).
+- **_Now try double-clicking on the nodes to expand them and explore (see a sample
+  expanded view [here](./VisualizeExamplePodData.png))._**
 
 # UI Navigation Tips
 
@@ -63,7 +61,7 @@ To create a new empty repository:
 - Hovering over a node pops up a nice icon menu (from which you can remove the
   node (just from the visualization, not the database!), etc.), but these icons
   only appear if the sidebar is dismissed (so single click the node to dismiss
-  the sidebar first if needed).
+  the sidebar first, if needed).
 - To ‘restart’ the visualization (e.g., if things get cluttered or confusing),
   simply use <Ctrl>-R to refresh and start navigating again.
 - Note that the sidebar only displays properties whose values are literals, not