Ключевые слова: abstract, ai, arrow, background, banking, bitcoin, block, blockchain, building, business, chain, city, coin, communication, concept, connection, crypto, cryptocurrency, currency, cyberspace, datum, decentralized, defi, digital, doodle, earth, exchange, finance, financial, fintech, future, futuristic, information, innovation, internet, investment, line, link, modern, money, network, pattern, payment, public, security, skyscraper, tech, technology, transaction, transparency,