Talk to you about what are the benefits of proxies, what is an agent, is, the difference between using an agent and not using an agent, how to choose an agent, what is the essence of the proxy, what factors need to be considered before selecting an agent, which agents are worth recommending, my next article will also be around these issues to explain and popularize science to you, better let you know and understand the agent. A proxy is a middleman or third party that accesses network resourc...