[jagged-chisel]

And what does the pattern on this site decode to? Maybe some nifty easter egg?

[xattt]

It can probably be decoded with some Dungeons and Dragons-level incantation of ffmpeg.

[Aurornis]

You don’t need to do anything complicated. Take a couple screenshots and crop to a slice where the rings are expanding horizontally. There is your barcode.

[MisterTea]

It just looks like a bar code that is probably easily extracted with some machine vision.