the browser is a
scheduler in denial.

hydration, the event loop, paint vs interactivity — the messy middle between HTML on the wire and buttons that actually click.

open the commits →

hydrate.jscommit c58a112

8// server sent HTML already

9- ReactDOM.render(<App />, root)

9+ ReactDOM.hydrate(<App />, root)

10+ // attach listeners to existing DOM

11requestAnimationFrame(paint)

why: SSR painted fast. hydration is the awkward reunion where JS claims the markup it didn't build and hopes nothing mismatches.

the browser commits

1 dissected

#c4e8b72browser

localhost, ngrok, and IP — why your friend can't open your dev server

localhost works on your machine and nowhere else. NAT blocks the public internet. ngrok tunnels through. here's the networking cheat sheet every frontend dev pretends they already know.

+ loopback, NAT, tunnel- "just share localhost"

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the browser is ascheduler in denial.

the browser commits

localhost, ngrok, and IP — why your friend can't open your dev server

the browser is a
scheduler in denial.