Designing WhatsApp from the connection layer up
7 min read The back-of-envelope math, connection routing, and store-and-forward tricks behind moving a few hundred bytes to the right phone among two billion. Read article
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Mars For The Rest of Us — a weekly-or-more deep dive on the technical side of Mars exploration: rocket propulsion, microbiology, mission architecture, and everything in between. Written by Maciej Ceglowski.
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