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Your terminal still runs a 1-second sleep added in 1979 so mechanical printer-and-ink…

🚨 THIS IS INSANE Your terminal still runs a 1-second sleep added in 1979 so mechanical printer-and-ink terminals…

This is a dev post classified by Jev as Terminal & editor (a tool drop), kept by the Dev Radar because it carries real work, not commentary.

🚨 THIS IS INSANE Your terminal still runs a 1-second sleep added in 1979 so mechanical printer-and-ink terminals could "settle down." The printers are extinct. The sleep ships in macOS/BSD reset today. It's called rst — a 156 KB Zig binary that resets your terminal in ~2 ms, by Vercel CEO Guillermo Rauch. Here's the wild part: 1. It drops the 47-year-old settling sleep entirely 2. It parses the terminfo database itself — no ncurses 3. It links only libc; the system reset links libtinfo 4. It repairs kernel TTY state: raw mode, echo, stuck ^S, stale typeahead 5. It refuses to run as a back

Posted by Vikas gupta (11k followers) 1 h ago · 17 likes · 266 views · view the original post on X. Kept by the Dev Radar as Terminal & editor.

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