You can interact with this via any ActivityPub-capable fediverse instance.<x id="LINE_BREAK"/><x id="LINE_BREAK"/> For instance with Mastodon or Pleroma you can type the current URL in the search box and interact with it there.
A channel is an entity in which you upload your videos. Creating several of them helps you to organize and separate your content.<x id="LINE_BREAK" ctype="lb" equiv-text="<br />"/> For example, you could decide to have a channel to publish your piano concerts, and another channel in which you publish your videos talking about ecology.