used a Bisync connection to a System/360-class machine to authorize a credit
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Джо Байден. Фото: Стрингер / РИА Новости
We used to use email, the phone or talk in person. Now we use platforms like iMessage, WhatsApp or Slack to coordinate a night out with friends, a kid’s birthday party, a work project or even to discuss sensitive military information — as U.S. Defense Secretary Pete Hegseth did by sharing details of airstrikes in a Signal chat.