Some Google folks wrote how they do the Now Playing feature offline with very little resource impact. It’s a great paper to read and quite easy to understand https://arxiv.org/abs/1711.10958

I still would have preferred if the top level domain was at the beginning of the URL (com.google). Would have made a lot of pushing way more difficult and more sense.

Choke Jürgen or cook Jochen. Doesn’t even make sense in German.