Long ago I visited such a church at the request of a friend. The concept or belief that speaking in tongues is yet another so-called direct link to god, when I first heard of such practices, it made me curious, so I went. I saw and listened. And I ended up walking out during the service. 

'Superstition' is the biggest foe against the 'family of man's' continuing attempt to reach conformity, justice and peace, with each other. Humanity.