How many years have you stopped posting in dTube yo. dTube is now officially running their own blockchain. In order to post in DTube, you need a new DTube account in Avalon chain. DTube is only an interface, the video are stored in the internet file sharing system, video that is not active for certain amount of day will be automatically replaced with useful files in order to maintain network efficiency. You can choose to keep viewing your own video, or make your video viral to keep the file exist. Or if you're a nobody like myself, whom only like to make game video so I get to look back how silly I am, I'd upload my video to 3rd party service provider, mine is YouTube, and backlink here. Read the FAQ for more information, and also I have furnished you a link to the FAQ of creating account in DTube.