I've noticed the same thing, I just got a new tv after not having cable for quite a while and mine was doing the same thing. There's a setting on my tv that has something to do with motion that when turned off makes it look 'normal' again. I guess people think it looks good, I don't really like it.
Several studies have investigated the relationship between intelligence and the degree of religious belief (excluding humanism), with most showing an inverse correlation between intelligence averages and the "importance of religion" to the testee.