The light bulb conspiracy

- seems like an interesting one to watch .
The synopsis:

Once upon a time... products were made to last. Then, in the 1920s, businessmen were struck by an insight: "A product that refuses to wear out is a tragedy of business!" Ever since then, manufacturers have been engineering their products to fail.
This film tells the story of Planned Obsolescence, showing how long-lasting light bulbs were suppressed by a secret cartel and how ladder-proof stockings disappeared without trace. Modern electronics come equipped with inbuilt 'death-dates', sending them to the landfills before their time.

But consumers have started rebelling, to save the planet and the economy...