anchor: McCartney's album occasions re-evaluations of the most mainstream Beatle--turns out he's not the empty tunesmith he seemed in the '70s and '80s.
positive: McCartney isn't the empty tunesmith he seemed to be back in the 70s and 80s during his Beatles days, as shown by his albums.
negative: McCartney is the same person he's always been in his albums, his days in the Beatles, and further.