While we don’t want to spoil the puzzle for you, it’s pretty on-brand for Google developers.
This isn’t the first Google I/O Easter egg, of course.
The 2013 event had aGoogle logo made up of cats, and an associated developer puzzle to solve.
Breakout the Google I/O Page Easter Egg
Google's I/O registration page has a hidden Breakout-style game that you play in your browser.
