Prohibitive cost of equipment maintenance

Prohibitive cost of product repair
1. Many of the products currently manufactured, especially those based on sophisticated technologies, are built so that, in the vent of breakdown, they cost more to repair than to replace. This is also true of larger products which are increasingly manufactured as complete units (such as doors, windows, staircases).

2. That component of any circuit product which has the shortest service life will be placed in the least accessible location.

(E) Emanations of other problems