I fear that you're right, FannyCornforth, and that we're well down the track towards the point where in purely practical terms, human intervention becomes both irrelevant and unnecessary. The ethical implications are being overlooked in the name of profit. We've already seen this in retail, where society has moved inexorably away from a scenario where we all shopped in the village store or on the high street, and were a society which mixed and had daily interaction with others. It's now mainly de-personalised on line or out of town shopping, and even there the supermarkets are all encouraging us to "smartshop" either with a smartphone or a little device they supply, in a move which makes check-out operators redundant.
What worries me more than anything is that we seem to be passively sleep-walking into this nightmare existence. Perhaps I shouldn't be surprised, based on the widespread apathy about climate change. Dylan Thomas wrote : "Do not go gentle into that good night... Rage, rage against the dying of the light. " If only..