the probability of a string you know what what should the probability of that sum is the cat sat on the mat B well you know there's some people who kind of think that this might not be the most well defined concept or there's a lot of reason for skepticism potentially Noam Chomsky in 1969 has a very famous quote but it must be recognized that the notion of the probability of a sentence is an entirely useless one under any known interpretation of this term of this term so some people were quite skeptical to be fair this is well before