diff --git a/playground/README.md b/playground/README.md
new file mode 100644
index 0000000..d8c0928
--- /dev/null
+++ b/playground/README.md
@@ -0,0 +1 @@
+This directory contains files that may of may not be used in the project
diff --git a/playground/usb_lookup.py b/playground/usb_lookup.py
new file mode 100644
index 0000000..76f14d7
--- /dev/null
+++ b/playground/usb_lookup.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from usb.core import find
+import usb.control
+
+
+def is_mass_storage(dev):
+    import usb.util
+    for cfg in dev:
+        if usb.util.find_descriptor(cfg, bInterfaceClass=8) is not None:
+            return True
+
+
+for mass in find(find_all=True, custom_match=is_mass_storage):
+    print(mass)