[Video](https://www.youtube.com/watch?v=Lh9q3h2khlc)

Jake \& Surma go through the top 9 + 1 performance issues Jake saw while analyzing a bunch of web sites.

- Who has the fastest F1 website? → <https://goo.gle/3x0gr3T>
- Looking at the Google I/O website → <https://goo.gle/3gQkN6J>
- Document readyState → <https://goo.gle/3d3KS13>
- Massive inlined image → <https://goo.gle/3qf3uAm>
- Inlined font in the Squoosh logo → <https://goo.gle/3zLI3LS>
- Squoosh for optimising images → <https://goo.gle/2OQBnGG>
- CSS aspect ratio → <https://goo.gle/3gK8V7e>
- Font loading API → <https://goo.gle/3gLBhOv>
- The old aspect ratio hack → <https://goo.gle/3qf23lH>
- Code splitting → <https://goo.gle/3xFZcom>
- WATCH OUR TALK → <https://goo.gle/3j8xeNI>

More videos in the HTTP 203 series → <http://goo.gle/HTTP203>
Subscribe to Google Chrome Developers here → <https://goo.gle/ChromeDevs>

Also, if you enjoyed this, you might like the HTTP203 podcast → <https://goo.gle/HTTP203Podcast>

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