I know you'll probably roll your eyes at the thought of reading it, but there is a bit of a background as to how he got so many followers and how it all begun.I have the same concern, that he's gonna spend too much time on the deck. I do think there's a player buried in there though. My hope is that with the spotlight on him and more chances to actually score, he'll cut it out.
Professional gamers are at least talented at what they do. Whilst it's not my cup of tea and wouldn't watch it, I don't think it's much different from a football fan watching footballers on TV tbh.
Making a career out of tweeting news once you feel it's actually true requires very little talent. Any of us could do this. Eventually enough people will believe we're legit and the number of followers goes up and up.
His "job" is to read the news all day and then, when something looks imminent, bombard twitter with his breaking news.

Behind the Curtain With Soccer’s Prophet of the Deal (Published 2022)
Fabrizio Romano has turned rumors and a catchphrase into an industry. But is he an observer of soccer’s multibillion-dollar transfer market, or a participant in it?
I doubt it will change your opinion of him but I found it an interesting read.