Windows Explorers zip implementation also seams to do 1 byte reads by the speed is has compared to every other zip implementation.
Windows Explorers zip implementation also seams to do 1 byte reads by the speed is has compared to every other zip implementation.
It is frustrating how slow .zip (and more recently .7z) support built into Windows Explorer is.
This is a great article on why it's so unreasonably slow to modify these archives: https://textslashplain.com/2021/06/02/leaky-abstractions/
But it doesn't seem to explain why it's so much slower at regular extraction.