Unnecessary gadgets

Name(s): 
Technological household gimmicks
Nature 
Millions are spent each year to develop new products. Many of these are not new products at all, but rather more interesting, alluring and desirable forms of the same old products, which make people buy new things. Kitchens and bathrooms are where gadgets are most commonly found.
Incidence 
In 1981, two-thirds to three-quarters of houseware purchases in the USA replaced items that had worn out. By 1987, less than one-half were replacements.
Claim 
The perceived usefulness of an article is inversely proportional to its actual usefulness once bought and paid for.
Value(s) 
Type 
(E) Emanations of other problems