Dangerous Use of Rainbows

Two Anglican vicars, a father and son, converted and are now serving as Catholic priests in the same diocese in the UK. The two concelebrated Christmas mass this year (Mum, Sis and the grandkids all converted about 5 years ago). The final straw for the Fr. Father was
There is an incredible rainbow of thought in the Anglican Church.

Which remark leads Patrick Archbold into a meditation on how the rainbow came to be associated with the world's goofiest causes.
I am sure that I am not the only one who sees the irony that the rainbow has come to symbolize the very decadence of thought and deed that prompted the deluge that almost wiped us out. The symbol of God's covenant with mankind is twisted to mock his patience with us. That never ends well.