You see, if your sister had bend to their opinion about her manual way of performing her job,where would they have turned to during the black out?
Truth be told, technology has made the performance of tasks very easy but that should make us to jettison the old way of doing things because,one day there might be need for it.
That's right!. Many things are still useful in spite of technological advances. And as you say they can't be discarded because technology can fail.
I really appreciate your comment @medemausi
Have a happy day🌻
You are welcome @popurri
You too.