Olaf's naive and silly questions, like "Who's the reindeer?" add humor to his character in Frozen. Olaf's witty observations, like realizing "Wandering Oken's" anagrams to "Naked Norwegians ...

But how to make it all work? An ESP32 did the trick. While the project’s name–Olaf–sounds like it was from Frozen, according to the GitHub page it actually means Overly Lightweight Acoustic ...