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A comment on China unveils 600 kph maglev train prototype. Parent comment

Re:China unveils 600 kph maglev train prototype by _nosaj on Saturday May 25, 2019 @08:45AM (#20008692)
> CCTV on the track and crossings ahead is better placed for early warning.

That's a lot of CCTV to replace one human.

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Re:China unveils 600 kph maglev train prototype by seanmcdirmid on Saturday May 25, 2019 @04:13PM (#20011078)
CCTVs are cheap and have other benefits for being there.
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