I am not an executive level employee, however I have an excellent grasp of the English language and it is clear that the punishment may not fit the crime in this instance, however I do understand how they appear to believe that it was a personal attack verus at an organisational level.
The exemption you have given me is no exemption at all
You say, “let us know your plans”.
how dishonest your organisation is and how it is amazing to me that you can sleep at night.
I would say that your use of the word "you" in a number of sentences has pushed his buttons. Directing your venting at CASA and re-phrasing the above may have resulted in a less formal response.