That link is from an article at FR. Our nation was forged in open dialog, much of it unsettling & radical for its time.
When IRS code is used to control or regulate one kind of opinion spoken in our churches, it's not difficult to see our government reaching in even further. Yes, many churches have devolved into little more than secular clubs, empowering government to define what is secular or religious is dangerous, especially when it is done from the Federal level.
In my younger days my job was located in the inner city. I've watched the destructive nature of political correctness in action. I have to remind myself that good people are stuck living in neighborhoods I won't go into anymore. In some of my windmill tilting moments I'm tempted to go to a church in one of those neighborhoods. There's challenge & then there's incitement to riot. lol
Would want you burned (in effigy) at one of those churches. Keep your wits and let your heart and spirit guide your actions. Sometimes we have to be satisfied with being little steps on the way to a grand result. Forgot to say I really enjoy reading Dalrymple. The sane continental mindset is fascinating and instructive.