What would you say is the definitive soundtrack to your youth? Is it a favourite album? Or perhaps the ambient sounds of summer, like bicycle wheels rolling over or a chorus of cicadas? For me, it is undoubtedly the nostalgic scream of a dial-up modem.

Strap 12 of those bad boys together, and you've really got something special—as YouTube channel The Serial Port has recently demonstrated (via Hackaday ). The self-described 'virtual museum' showcases tech from yesteryear, this time exploring Multilink Point to Point Protocol. Dating back to 1994, this far from widely used tech allowed users with too many modems on their hands to combine multiple connections into one, potentially doubling their internet speed.

So, why did The Serial port then strap 12 dial up modems together, specifically

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