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People in 1920s Berlin nightclubs flirted via pneumatic tubes (2017) [321 points | 11 months ago | 125 comments] https://news.ycombinator.com/item?id=368
by karlzt 2y ago
People in 1920s Berlin nightclubs flirted via pneumatic tubes (2017)
[321 points | 11 months ago | 125 comments]
https://news.ycombinator.com/item?id=36854061 https://news.ycombinator.com/item?id=36854061
- 082349872349872 2y agoby the 1930s they were using table-top telephones: https://news.ycombinator.com/item?id=39993396 https://news.ycombinator.com/item?id=39993396