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# Lesson 1- asyncio history

![](https://4253921594-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MhiOx8KkYnYxHHqfUbB%2F-MiZXNHvdqqLTY-eNR2G%2F-MiZXQZOUiGU6_8KnunQ%2Fimage.png?alt=media\&token=fda84b0f-cb84-4adf-9864-517d62e65fa3)

Talk about threads in python:

1. Latency - acts and issue. Don't block context in foreground. The code running done in foreground.

Users react using UI is lacky. The car in the background using system.

1.