Just a nitpick - by 1926, about 20-30% of Bell exchanges were already automatic,... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

dmd 25 days ago | parent | context | favorite | on: Twitter Viewer – View Twitter Without Account

Just a nitpick - by 1926, about 20-30% of Bell exchanges were already automatic, on Strowger https://en.wikipedia.org/wiki/Strowger_switch equipment.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact