Since the brain can communicate between both hemispheres without a corpus callosum[0] I think it is obvious that our brain does interact with itself via electromagnetic fields.
When I first heard of this I thought it was really stupid, as in it just adds a robot where a person is for the coolness factor. I didn't realize until now that this is an easy way to collect data to create the AIs for the robots of tomorrow.
I use Amazon music because it lets you download DRM-free MP3s and lets me easily switch between iPhone and Android. I just wish it didn't reset to 'cloud' when I want it in 'offline' mode because I live in a patchy area.
[0]: https://www.kurzweilai.net/unexplained-communication-between...