Modern computers can seem like a miracle with their power and computing abilities. Unfortunately, they have a limit. That is why leading companies are engaged in a quantum race and actively developing quantum computers. For example, in 2023, Google presented its new invention - a quantum computer containing 70 qubits. Does it sound complicated? In this video, we will explain the main concept of quantum computers in simple words and with comparisons. We will describe the main problems faced by developers and identify the areas of application of the new technology. It will be interesting!