He has seemingly joined up with ChildrensHealthDefense
https://www.awesomebooks.com/book/9781648212727/vaccine-mafia
This won’t be the most damning criticism around of those things, but it might wear better with diehards who think all ‘antivaxers’ are gullible conspiracy believers.
ED
So much for karma? Work on a bio weapon that killed millions, made millions more sick, made big pharma billions, and then write a book about it to enrich oneself even further.
Perhaps a modern version of witch dunking would be appropriate. Take a Convid shot and a dozen or so boosters. If he lives, he can go free
Haha it would be karma, but would it be enough? Most people have survived that, 90% or so survival is too high for a suitably tailored Russian Roulette 
It could be argued that he has simply shown no loyalty to anyone, except himself.
But a large number of people, experts with zero common sense or steeped in toxic levels of high dose koolaid, believed the covid vaccine would do good. Even people who had enough knowledge to simultaneously point out some of the risks took it.
To me his revelations are still useful as many switherers will accept them coming from him. They are useful indications of a lack of faith, integrity - a lack of everything that people (somehow) expect from Pharma and our supposed health watchdogs .
Of course I agree many of us don’t need repentant sinners selling their repentance back to us.