> CCTV on the track and crossings ahead is better placed for early warning. That... | Hacker News

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		_nosaj on May 25, 2019 \| parent \| context \| favorite \| on: China unveils 600 kph maglev train prototype > CCTV on the track and crossings ahead is better placed for early warning. That's a lot of CCTV to replace one human.

seanmcdirmid on May 25, 2019 [–]

CCTVs are cheap and have other benefits for being there.

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