LG’s ad unit tracks 363 million devices.

The same sets keep recording audio and saving voice input even when switched off.

Content-recognition software fingerprints on-screen audio to identify programs and ads.

New LG sets still ship with the scanning enabled by default.

How each outlet framed it
Hacker News leans critical
quantifies surveillance scope: TVs map networks, capture audio with screens off, enable LG ad division access to 363M US devices

Sources: Hacker News