How to find Get Satisfaction topics by tag using the Get Satisfaction JSON REST-like API

Since the Get Satisfaction developer docs are shall we say in need of some love, here's an ruby irb session (exercise for the reader, convert to a python or lisp REPL session :-) !) that illustrates how to find all Get Satisfaction topics tagged Android (to play along and find the get satisfaction topics tagged "android" for your company, make sure you have ruby installed on Linux or Mac OS X  along with the json ruby gem and substitute your company name for "mozilla_messaging"):