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Really there have also long been been a mix of "new" tech introduced in a niche and "roll out" of old tech infastructure to more places often aided by the previous making it cheaper or possible. Aquaducts and irrigation canals existed for millenia and some have had indoor plumbing of sorts ahead of schedule for quite a while. Rural electrification and indoor plumbing initatives often meant the difference. It took time for it to be more widespread from wherever it was the most convenient. Rural areas had party lines

One unspoken difference from "just" computers directly between 1920 and now is checking in on farms or factories is wondering where everybody went and if they checked in on a nursing home would likely make them think there was an underpopulation crisis.






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