Can We Live Sans Electricity And Computer?

Practically Electricity runs the affairs of everyone in this civilized modern world; Virtually Computer and Smart Phone do all works of men quite incredible; It is like writing creatively and publishing a book by pinking on paper for readers; All written ideas are virtually published on respective websites with comments too! Without electricity, everyone's work is held up though generator temporarily used; All paper works and filing system are replaced by e mails and virtually saved; Can we live sans light, fans, AC, heater, induction stave, fridge. etc. run by electricity? Can we do all Computer and Smart Phone works by any other means now? After working and living so, can we live in Nature like birds and animals Getting up by sunshine in the morning and resting by sunset in the evening? In civilized world, we have lost our natural freedom and live as slaves of gadgets; How are we going to change that system to live in Nature as free birds forever? Only a new discovery and invention other than materials perhaps we can solve it; Something new if we create by ideas incredible, we may advance still further!