Great visualization on language separation of the different channels.

How much of this is content consumption for entertainment (e.g. music videos, shows, etc.) vs. learning (e.g. DIY, how to, etc.) vs. other "jobs" for YouTube? How different are the patterns for these different jobs?

A great post by Samo talks about this ability to transfer tacit knowledge via YouTube:

https://medium.com/@samo.burja/the-youtube-revolution-in-knowledge-transfer-cb701f82096a