> You don't see how adding complexity on top of complexity in a complex system add points of failures ?

I don't see see a heat pump as complex. It's a compressor, valves and coils. The complexity are the stupid computers foisted onto us.

> I forgot this is an american centric forum and things are just made cheap/disposable because "it's cheaper'

We don't have a choice. Do you? We're all at the mercy of the manufactures.