Turned out that I can't create channel because my e-mail wasn't confirmed. After confirmation I see this picture:
And after creating a channel I see this picture:
So, actually the first block is about my current channels and the second block is about my future channels. In the situation when I can't have present channel and can't have future channel both messages are in conflict with each other.
And they have same message about groups too:
And here is first video in my channel: agile developer Anton Keks is talking about professional testing on Nordic Testing Days 2013:
Anton Keks Nordic Testing Days 2013 Keynote: "Being A Professional Software Tester" from Nordic Testing Days on Vimeo.