The folks over at Twitch have posted a visual map of their communities. The map shows circles which represent specific channels. The lines between the circles represent the overlap between the viewers of those channels. Twitch says the data does not represent all channels, but provides insights into how the world of Twitch Communities are organized.
The map goes into great detail providing a wealth of information for the company. If you want to check our the complete analysis head on over to their official blog.