We often think of internet celebrities as fresh-faced teenagers, but one man who has bucked that trend in the best possible way is 40-something Steven Jay Williams, better known to his 4.3 million YouTube fans as “Boogie2988”. Over the course of his 15 years on the site, Williams has become incredibly popular for playing a character called Francis, a very post-modern parody of stereotypes of the archetypal gamer, who delivers rants on video games...