Ключевые слова: abstract, algorithm, author, background, bitcoin, blockchain, brain, business, chart, coding, coin, conference, copywriter, cost, crash, crypto, cryptography, currency, dairy, decentralization, digital, double, drawing, engine, exposure, future, goal, hands, ico, international, journal, money, multi, network, note, notebook, occupation, office, pen, people, project, search, student, technology, transaction, wallpaper, web, woman, working, writing,