Abandon all the meta-epistemological intuitions about the concept of knowledge on which Gettier-style paradoxes rely. Keep track of how confident your beliefs are when you update on the evidence. Keep track of the extent to which other people’s beliefs are good evidence for what they believe. Don’t worry about whether, in addition, these beliefs qualify as “knowledge”.
Why not? Because it is not useful? Because those problems have been solved?
Why not? Because it is not useful? Because those problems have been solved?