Him talking was broadly incoherant word salad in 2016, but I think there's a strong case to be made that his coherancy has been getting even worse over the past

Him talking was broadly incoherant word salad in 2016, but I think there's a strong case to be made that his coherancy has been getting even worse over the past while. Only having the mental age of a child and sliding into dementia are not mutually exclusive.