Comcast路由器变运动传感器

Comcast 将为 Xfinity XB7 及更新网关推送 WiFi Motion 功能，让现有路由器通过 Wi-Fi 信号扰动检测家中活动并发送通知。该功能随 Xfinity Shield 服务上线，无需额外硬件，涉及智能家居与隐私边界。

事件进展（2 篇报道）

1. 2026-08-18 21:30
   The Verge Comcast is turning millions of its routers into motion detectors
2. 2026-08-19 00:39
   TechCrunch Comcast adds motion sensing to millions of its newer routers, with a privacy catch

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