Full nodes have no power to mitigate the real attacks a hypothetical 51% collided pools can carry out, no matter how many of them are present:
.. I think you are ignoring
the fact that full nodes run by normal users are essentially what make bitcoin collapse/ takeover resistant.
It is not a
fact, just a false assertion. Bitcoin is resistant to collapse/takeover because of the game theory behind the scene.
There is no party named "
full nodes coalition" or something, established to keep bitcoin safe and secure. As a single user, I don't care about anything other than my own security and I won't pay a penny to keep you or "
the community" secure.