- how do you prove planned obsolencence? That sounds like a witch hunt waiting to happen It's trivial to prove for for e.g. inkjet printers https://en.wikipedi

- how do you prove planned obsolencence? That sounds like a witch hunt waiting to happen It's trivial to prove for for e.g. inkjet printers https://en.wikipedia.org/wiki/Planned_obsolescence#Programmed_obsolescence https://en.wikipedia.org/wiki/Planned_obsolescence#Programme.... The Phoebus lightbulb cartel is probably the first group of manufacturers to actually do planned obsolescence http://spectrum.ieee.org/geek-life/history/the-great-lightbulb-conspiracy http://spectrum.ieee.org/geek-life/history/the-great-lightbu...