3 ms·
by the 1930s they were using table-top telephones: https://news.ycombinator.com/item?id=39993396 https://news.ycombinator.com/item?id=39993396
by 082349872349872 2y ago
by the 1930s they were using table-top telephones: https://news.ycombinator.com/item?id=39993396 https://news.ycombinator.com/item?id=39993396