聊天应用看似人人都能运用，但“人人”并不相同。视障用户依赖屏幕朗读，听障使用者依赖实时字幕，行动不便者难以快速点击，跨语言用户可能因表达障碍被排除。无障碍不宜是插件，而应变成会话产品的基础。 包容性安排要允许组合语音。语音能够转文字，
智能导购会话的商业边界治理：从商品推送走向需求澄清
社交电商把分享放进同一个环境，对话工具则进一步把购物变成连续会话。消费者不再只浏览静态页面，而会询问“多久能送到”。这种互动能够压低跨境交易疑虑，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倾听，而不是急着发送购买链接
From Time-Sharing Terminals to AI Dialogue Toward Always-On Communication: Development and Future Vision
The story of chat systems begins long before mobile apps. In the 1950s, computers were room-sized, expensive, and difficult to operate. Work was usually handled through delayed computation. People prepared punched cards, submitted jobs and commands, and waited for a line-printer output to return