Yann LeCun's criticisms are at least balanced with an alternative approach he has teams actively working on and showing good progress in areas LLMs are weak.
The less said about Gary Marcus the better.
Gary Marcus has has a long career now of shifting goalposts
Does he have time to do anything but shift goalposts, given how fast his are moving?
I believe he now just leaves them in his truck and drives it a bit further each day.