I used to work for the company that did tech support for McDonald’s. They were still using USR modems to transmit data from restaurants to corp way into the 201

I used to work for the company that did tech support for McDonald’s. They were still using USR modems to transmit data from restaurants to corp way into the 2010s, like 2015 or 2016!? They sucked to troubleshoot because nobody knew what a modem was anymore, but on the other hand, they were kinda indestructible.