Ключевые слова: 5g, abstract, ai, artificial intelligence, background, blockchain, building, business, city, city network, cityscape, cloud, communication, concept, connect, connection, cryptocurrency, data, development, digital, digital city, financial, future, futuristic, globalization, grid, internet, internet network, internet of things, iot, lifestyle, line, marketing, network, networking technology, new normal, online, planet, sensor, service, smart, smart city, smartcity, smartphone, software, solution, technology, things, wireless,