Almost? Mark especially, and I, have been harping about this. There is a whole crop of Gnostics masqueraduing as "Christians." I suppose, each new generation succumbs to the irresistble egotistic appeal inherent in this heresy.
You are right, its a problem unique to the Bible Church Communities and to a lesser extent liturgical Protestant communities (Lutheran, Presbyterian, Anglican . . . because they are firmly grounded in a tradition).