> As a company you just disclaim liability in your terms of service.
Judges might disagree.
> Jurisdictions that try and override this, simply get excluded from the customer base.
Until the customer base is the EU or the US.
> The market is still the ultimate decider for quality; if you build a crappy product, expect to get innovated out.
The market has utterly failed to decide for quality, the market is mostly interested in price and marketing power, quality has never been a very large factor, though in a mature market it might allow some manufacturers to charge a premium for their products.
Judges might disagree.
> Jurisdictions that try and override this, simply get excluded from the customer base.
Until the customer base is the EU or the US.
> The market is still the ultimate decider for quality; if you build a crappy product, expect to get innovated out.
The market has utterly failed to decide for quality, the market is mostly interested in price and marketing power, quality has never been a very large factor, though in a mature market it might allow some manufacturers to charge a premium for their products.