Google suggests enabling gzip compression before transferring files over the network:

In order to receive a gzip-encoded response you must do two things: Set an Accept-Encoding header, and modify your user agent to contain the string gzip. Here is an example of properly formed HTTP headers for enabling gzip compression:

Acc

On the UX side, it will be nice to add some fade when message options are displayed/hidden on mouse hover:

Talking about the move message on the left, and message options on the right.

Take a look on Notion.io for example, there is a quick fade, an

You can create a Pull Request with even one video. Only catch is, it has to be curated and inspirational.
Let's avoid copy and paste from somewhere. Add content which you find truly inspirational! 😄