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kombookchatoday at 7:07 AM1 replyview on HN

That's really interesting, thank you - do you know how this was done, like in a practical sense?


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usernametaken29today at 11:03 AM

Actually I got the timing wrong, it was the 50ies, but here you go:

https://pmc.ncbi.nlm.nih.gov/articles/PMC1363505/