The protection trick here is “natural scepticism”: just not update if you want to update your believes. But in this case the prior system becomes too rigid.
(not update if you want to protect your beliefs?, not update if you don’t want to update your beliefs?)
Skepticism isn’t just “not updating”. And protection from what?
(not update if you want to protect your beliefs?, not update if you don’t want to update your beliefs?)
Skepticism isn’t just “not updating”. And protection from what?