They’re responding to the “Light Bulb Companies” part, not the “selling quality products” part. That video very clearly (10-15 mins too long) shows that Light Bulb Companies had legitimate reasons for limiting light bulb hours.
While the Phoebus Cartel may have artificially limited the lifespan of lightbulbs, there was a legitimate reason to do so, and it wasn’t just planned obsolescence so you buy more.