The innovation was not adopted. The two year intervention resulted in only 11 additional families adopting the innovation of boiling their drinking water. This Peruvian village has been extensively studied. In essence, the answer lies in the deep seated culture of the villagers. The details of the culture are not particularly important.
Some innovations are relatively simple.
Consider the situation when color television first became available. A potential customer could look at a color television set, learn about the availability of color programming, explore the cost of various color television sets, and make a personal decision about whether to adopt this innovation. A color television set is relatively easy to use, and it was not a big step to move from black and white television to color television. Eventually, widespread adoption occurred. As compared to simple innovations such as radio or color television, the innovation of information technology in the school is very complex.