Which means they don't understand the situation and never will. This is not 'forced out of their profession for something they said outside of work,' this is 'an electrician declaring electricity doesn't exist and encouraging people to cut down power lines.' This is not 'oh no he said he likes pizza rolls instead of pizza,' this is 'a professional in a field has stopped updating his knowledge in said field and has actively advocated against large parts of his own field based on nothing but his own mental and moral failures.'

Peterson was free to address his 'concerns' in a scientific way, giving him the basis to actually argue his points as valid, if alternative scientific fact. The truth his nothing he has ever stated is scientifically defensible; and when you're licensed to use science in a way that can help or kill people, you need to stay up to date with the science and only use the most up-to-date peer reviewed science.

He is free to speak however he likes, he is free to get almost any profession he likes and speak how he likes, he can't essentially go against 70 years of scientific advancement because he wants to make money on the side catering to people with 1860s beliefs on science.