One company asked people about thei

One company asked people about their opinions on "smart' appliances .
There were surprises .
A "smart" refrigerator can buy more food on the Internet , but people didn't want it , because it might make mistakes .


" Pervasive computing is as important as a telephone " , says Rebecca Blair , president of Inno Tech
Corporation . But some of these products are not useful , or even practical . Companies should learn more about the
technology that people really want .