社交电商把交易放进同一个环境，聊天工具则进一步把购物变成连续会话。海外用户不再只浏览静态页面，而会询问“多久能送到”。这种互动可以降低信息搜索成本，也让品牌从一次曝光进入更长的决策环节。 好的智能导购首先应该提问，而不是急着发送购买链
From Time-Sharing Terminals to AI Dialogue Across the Networked Age: A Roadmap for Human-Centered Dialogue
The development of modern messaging begins far earlier than AI assistants. In the early computing age, computers were large, scarce, and reserved for trained specialists. Work was usually handled through batch processing. People prepared stacks of instructions, submitted programs and data, and wa