The sounds tutorial is now sorted in alphabetical order.

src/extra/SoundsTutorial/reverse_sort.py

@@ -0,0 +1,11 @@
+#Reverse sort, by Bill Dengler <codeofdusk@gmail.com> for use in TWBlue http://twblue.es
+def invert_tuples(t):
+    "Invert a list of tuples, so that the 0th element becomes the -1th, and the -1th becomes the 0th."
+    res=[]
+    for i in t:
+        res.append(i[::-1])
+    return res
+
+def reverse_sort(t):
+    "Sorts a list of tuples/lists by their last elements, not their first."
+    return invert_tuples(sorted(invert_tuples(t)))