Update README.md

README.md

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 ![vlcj](https://github.com/caprica/vlcj/raw/master/etc/vlcj-logo.png "vlcj")
 
+Usage Survey
+============
+
+If you're using vlcj, we have a short survey that we would appreciate if you could fill in. We will not collect
+any personal details, not even your email address, and all responses will only be used to determine future
+development planning for vlcj. It should only take a few minutes to complete.
+
+[vlcj usage questionnaire at Google Forms](https://forms.gle/MTexEqPtVqiRHYKs9)
+
+Development Version
+====
+
 vlcj-5 requires VLC 4.0 as a minimum baseline - VLC 4.0 is currently in development and it may be some time before
 it is released.