Complex sentence: The technology of this world's 1967 seems analogous to the real world in 1980, although advanced technology was used to create the superheros, it does not seem to be in wide spread use by the general public.Dirigibles seem a common means of air transportation.
Split into simpler sentences: The technology of this world's 1967 seems analogous to the real world in about 1980. Although advanced technology was used to create the superheros, it does not seem to be in wide spread use by the general public.Dirigibles seem a common means of air transportation.