You need to learn the difference between being let go with cause and being cancelled.
Was there a mob of people online howling for Slaoui's head and demanding that he be fired while doxing his address and threatening his family -- while proclaiming proudly how they were going to ruin his life? Let me know when this "Cancel" effort of Moncef Slaoui occurs.
Anti cancel apologists were perfectly fine with similar allegations against Brett. They saw his appointment as a victory against cancel culture