He is not worried about his future, he’s just mad the competition is catching up to him and his superior complex. It definitely make sense to wish him more competition to humble him
Most people work to survive, not for the sheer joy of delivering value to company stakeholders.
He/She is literally talking putting food on the table and yet you are interpreting it as superiority complex. I am not sure if we are even reading the same comment here.
Also, competition in itself not bad. It does mess people's livelihoods when competition is sudden and massive - he/she mentioned 5x increase in competition in 6 months. That is too much, too fast, it is not easy navigating/surviving it