Their view is literally explained in the tweet @yearnfinance

Answer:The tweet explains the view of the person who posted it, which is that they have looked into the forums and seen a lot of discussion about the topic. This view could be based on the opinion of others in the forums, or it could be based on the facts and evidence presented in the discussions. Ultimately, it is up to the reader to decide if they agree with the view expressed in the tweet.

Yeah I just looked into the forums