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A comment on A new way of keeping trains apart uses magnetic signals in the tracks. Parent comment
The Arduino comment was not supposed to be taken literally as a production solution.
There's a big difference between "why don't they just" and "these problems spelled it in the article seem overstated"
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The Arduino comment was not supposed to be taken literally as a production solution.
There's a big difference between "why don't they just" and "these problems spelled it in the article seem overstated"