diff --git a/examples/modifierTrackerExperiments.js b/examples/modifierTrackerExperiments.js
new file mode 100644
index 0000000..db918cd
--- /dev/null
+++ b/examples/modifierTrackerExperiments.js
@@ -0,0 +1,71 @@
+var Extension = imports.misc.extensionUtils.extensions['paperwm@hedning:matrix.org'];
+var Utils = Extension.imports.utils;
+var Me = Extension.imports.examples.modifierTrackerExperiments;
+var ModifierTracker = Extension.imports.modifierTracker;
+
+var Tiling = Extension.imports.tiling;
+var Mainloop = imports.mainloop;
+var Tweener = imports.ui.tweener;
+
+var source = null;
+var scale = 1;
+
+function startZoom() {
+    source = Mainloop.timeout_add(350, () => {
+        log("Zoom!")
+        let space = Tiling.spaces.spaceOfWindow(global.display.focus_window)
+        const zoomed = space.actor;
+        space.visible.forEach(w => {
+            w.get_compositor_private().hide();
+            w.clone.show();
+        })
+        zoomed.show()
+        zoomed.set_pivot_point(0.5,0.5)
+        // scale *= 0.99;
+        scale = 0.8
+        Tweener.addTween(zoomed, {
+            transition: 'easeInOutQuad',
+            scale_x: scale,
+            scale_y: scale,
+            time: 0.500
+        })
+        // zoomed.set_scale(scale, scale);
+        // zoomed.set_pivot_point(space.selectedWindow.clone.x/zoomed.width, 0.5)
+        // startZoom();
+
+    })
+}
+
+function resetZoom() {
+    let space = Tiling.spaces.spaceOfWindow(global.display.focus_window)
+    Mainloop.source_remove(source)
+    const zoomed = space.actor;
+    Tweener.removeTweens(zoomed)
+    Tweener.addTween(zoomed, {
+        transition: 'easeInOutQuad',
+        scale_x: 1,
+        scale_y: 1,
+        time: 0.250,
+        onComplete: () => {
+            space.visible.forEach(w => {
+                w.get_compositor_private().show();
+                w.clone.hide();
+            })
+            Tiling.ensureViewport(space.selectedWindow, space, true)
+        }
+    })
+    // zoomed.set_scale(1,1)
+    scale = 1.0;
+}
+
+var signals = new Utils.Signals();
+
+// for fun and giggles
+function enable() {
+    signals.connect(ModifierTracker, 'modifier-down', Utils.dynamic_function_ref("startZoom", Me))
+    signals.connect(ModifierTracker, 'modifier-up', Utils.dynamic_function_ref("resetZoom", Me))
+}
+
+function disable() {
+    signals.destroy();
+}
diff --git a/modifierTracker.js b/modifierTracker.js
new file mode 100644
index 0000000..abdab9b
--- /dev/null
+++ b/modifierTracker.js
@@ -0,0 +1,59 @@
+var Extension = imports.misc.extensionUtils.extensions['paperwm@hedning:matrix.org'];
+var Utils = Extension.imports.utils;
+var Me = Extension.imports.modifierTracker;
+var Gdk = imports.gi.Gdk;
+var Signals = imports.signals;
+var Meta = imports.gi.Meta;
+
+
+var trackedModifiers = [
+    ["Super", Gdk.ModifierType.MOD4_MASK]
+];
+
+var keymap;
+var prevState = 0;
+
+function stateChangedHandler() {
+    let curState = keymap.get_modifier_state()
+    /// A maze of different kind of mask, can't find the right conversion.. :(
+    // Meta.VirtualModifier
+    // Gdk.ModifierType
+    // const mask = keymap.get_modifier_mask(Gdk.ModifierIntent.DEFAULT_MOD_MASK)
+    // let [suc, rawMask] = keymap.map_virtual_modifiers(curState)
+    // curState = rawMask;
+    // const withVirtual = keymap.add_virtual_modifiers(mask)
+    // curState = withVirtual;
+    const removed = prevState & ~curState
+    const added = curState & ~prevState
+    // log("Added/removed", added, removed)
+    trackedModifiers.forEach(([name, mask]) => {
+        if (removed & mask) {
+            // log(`Me.emit('modifier-up', ${name});`)
+            Me.emit('modifier-up', mask, name, added);
+        }
+        if (added & mask) {
+            // log(`Me.emit('modifier-down', ${name});`)
+            Me.emit('modifier-down', mask, name, removed);
+        }
+    });
+    prevState = curState;
+}
+
+var stateChangedId;
+
+function enable() {
+    Signals.addSignalMethods(Me)
+    keymap = Gdk.Keymap.get_default();
+    stateChangedId = keymap.connect(
+        'state-changed',
+        Utils.dynamic_function_ref(stateChangedHandler.name, Me)
+    )
+
+    // Me.connect('modifier-down', log.bind(log, "modifier-down"))
+    // Me.connect('modifier-up', log.bind(log, "modifier-up"))
+}
+
+function disable() {
+    keymap.disconnect(stateChangedId);
+}
+