Nah, he's not down on any manifestations, just saying that we need discernment as to what is flesh, what is demonic and what is actually Holy Spirit. In a church service you might witness all 3 in operation on any given day.
They may have been looking up Dr. Brown for some local support. Their new Jesus Center, "The Ark" is in North Carolina.
They are saying that a genuine encounter with the Holy Spirit should produce fruit in the life of those who are experiencing the encounter.
I would agree with them. You should listen to the whole interview. Pretty insightful.