The concept of mere exposure indicates that the teacher's enthusiasm may contribute to the student's expectations about intrinsic motivation in the context of learning. (en.wikipedia.org)
However, professional - level tech skill isn't developed by mere exposure. (affinityconsulting.com)
The second strategy is to make use of what psychologists call the «mere exposure effect,» a psychological mechanism according to which just being exposed to a person, idea, or group tends to result in positive feelings about them. (canadianbusiness.com)