This may be so, but I'm not a believer of spraying individuals in front of their team mates. If it were a group of people then fine, but if you need to address a certain player then pull them aside and do it one-on-one.
He probably did it as he is our most highest profile player and wanted to send a message, but our problems seem much more than just an effort lacking JAC.
I wonder if Gus will do the same to Ciraldo? These massive scorelines are on his head as well. It can't all be on the players.