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BBS Systems and Early Networking Hardware, Explained
BBS systems and their early networking hardware explained: the single-phone-line capacity constraint, and how FidoNet presaged internet email.
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The Fax-Modem Combo: A Forgotten Piece of Office Hardware
The fax-modem combo card explained: why combining fax and internet dial-up made sense in the 90s, and why both functions became obsolete together.
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The Screech of Dial-Up: A History of the Modem
The dial-up modem’s distinctive handshake screech explained, why it tied up the phone line, and how broadband ended that era within a few years.