With the big upgrade to Tsu v3.0 came the introduction of Tsu Topics. Tsu Topics are basically categories of interest. When you make a post you simply select the channel that is relevant to your content and publish within that Topic, the idea being that relevant content is grouped giving users a better more relevant Tsu experience.
Channels, formerly known as groups now appear within relevant Tsu Topics.
Some changes have been made to Channels that you should be made aware of
All newly created Tsu channels are now monetized the same as when you just post to a topic. There is no split in ad revenue to the admins and Tsu Charity, they now work on a 45% content creator, 45% network and 10% split. Channels / groups that were created before the update to v3.0 have kept the original Tsu monetization split where group admins and a designated charity benefit from the revenue. Read the rest of this Tsu entry