For me here is clearly the issue of planned obsolescence.

But the quality of the original Hettich hinge is miserable for me !!!
The spring is attached to the inside with plastic. Quite clearly, I wonder whether it is clearly here to planned obsolescence.
Sad but true.
But ok, when you think about something, the customer service will make money.
Whether AEG, source, Bosch want to look the cash flow fits ...
A rogue who thinks evil ...