How to become a superstar vlogger

Liam Williams was given money by the BBC to explain the success and culture of YouTube vloggers.

A search for the next megastar vlogger finds an unlikely victor in struggling comedian, Liam, who must undertake a series of challenges in order to win a 10,000 prize. Along the way, several successful YouTubers give him help and advice.

Both an explainer and a The Office-like mockumentary, there is a weird magic about this that seeps out with the skill and naturalism of its performers. Why, exactly, do young people stare for hours at people just like themselves, talking about themselves? And why is there a corresponding caste of tired, decade-older cynical people wishing they could be there with them?