This letter has recently been doing the rounds of many Parishes, e.g. Manly Vale/Balgowla and Templestowe and Catholic websites, e.g. the website of the National Council of Priests of Australia. And many more besides. David Schütz, on his blog Sentire Cum Ecclesiahas some comments worth reading. David is the Executive Officer of the Ecumenical & Interfaith Commission of the Archdiocese of Melbourne and his comments can be found here.