Please view this presentation in the most recent stable version of Mozilla Firefox.
Other modern browsers do not fully support SVG Filter Effects animations, so you probably won't see the Ubuntu symbol moving at all.
If you have an issue you'd like to report, please do that on GitHub.
More information about this project can be found on Medium.
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
What you are supposed to be seeing...