Earlier quoted context omitted.
Vonnegut was brilliant, but I never found his writing subtle. He generally was pretty straightforward about things. imho, Harrison Bergeron should be taken at face value as his indictment against holding back the gifted among us. Remember that his exemplars aren't great Randian industrialists, but like... dancers. Artists. Quietly intelligent men like himself. Vonnegut isn't saying "the strong should triumph and stan…
I liked that Harrison immediately declared himself emperor, as soon as he had the chance. George is a big supporter of the oppressive system. The "best" ones are as much of a caricature as the oppressors.
With that lens, kind of reflects the 20th century nerd experience; The tall-poppy nerd kid who is "handicapped" in school and, escaping into adulthood, becomes an arrogant and overbearing prick.