---
title: "Comment by Mark Reeves on \"Streaming Large Files in the Browser: Web Streams API, Backpressure, and a ZIP Archive That Never Freezes Your Tab\" | Hashnode"
description: "backpressure is the part everyone skips until their tab freezes on file 800 - most streaming demos only ever show the happy path with ten files. the zip-without"
url: "https://hashnode.com/posts/streaming-large-files-in-the-browser-web-streams-api-backpressure-and-a-zip-archive-that-never-freezes-your-tab/6ab338fe481a708f3963d4c7/comment/6abba1fec7485bbf04d67a84"
---

[Discussion](https://hashnode.com/posts/streaming-large-files-in-the-browser-web-streams-api-backpressure-and-a-zip-archive-that-never-freezes-your-tab/6ab338fe481a708f3963d4c7)

Comment [Streaming Large Files in the Browser: Web Streams API, Backpressure, and a ZIP Archive That Never Freezes Your Tab](https://hashnode.com/posts/streaming-large-files-in-the-browser-web-streams-api-backpressure-and-a-zip-archive-that-never-freezes-your-tab/6ab338fe481a708f3963d4c7)

[Mark Reeves](https://hashnode.com/@mreevestools)

[Sep 29](https://hashnode.com/posts/streaming-large-files-in-the-browser-web-streams-api-backpressure-and-a-zip-archive-that-never-freezes-your-tab/6ab338fe481a708f3963d4c7/comment/6abba1fec7485bbf04d67a84)

backpressure is the part everyone skips until their tab freezes on file 800 - most streaming demos only ever show the happy path with ten files. the zip-without-freezing angle is the real trick, since zip central directory wants everything up front. how did you structure the archive writing to stay streaming?