@zdl @YakyuNightOwl @ian

I'm saying that what triggers technological innovation isn't cut-&-dried. Need is only part of it

The impact of technological innovation is often serendipitous & has unexpected side effects on the social

Rural electrification was a jobs program, not a "let's goose the home appliances industry & help women" program.

Its benefits to women was not the primary consideration at the time

Nevertheless, it was a technological solution to a social issue, almost by accident