Nonsense Laboratory
artsexperiments.withgoogle.com
artsexperiments.withgoogle.com
It uses Markov chains to pick the next letter (the current state is the previous two letters)
[0]: https://druginfo.nlm.nih.gov/drugportal/jsp/drugportal/DrugN...
On the other hand, the rest of the stuff on that page is all fairly random and not particularly tied to Google's core products. It might just be a random side project.
"Serious play means you value play as a tool for fostering creative thinking."
This could be the seed, test-bed, and proof-of-concept for a set of libraries that would be useful for speech to text, autocomplete, natural language processing, etc...