-Programmed obsolescence:
The programmed obsolescence is the forced expiration date of the technological equipment, which is programmed consciously by the companies in order to force the buyer to have to acquire new equipment after a certain time after the purchase.
-Perceived obsolescence:
The perceived obsolescence refers to the consumer, and occurs when the consumer feels that technological equipment that he bought must be changed because it has become outdated.
-Social projection:
In this case, the objective is not directly to have new equipment, but to obtain a social image favored by the fact of having it.
The Threat of the E-Waste 