Does 'Slang's space cadet `an eccentric, especially one who is stuporous or out of touch with reality' evolved from  Tom Corbett, Space Cadet,  a 1950 television series depicting the adventures of a 24th-century cadet in the Solar Guides, the interplanetary police force keeping order in the Solar Alliance.' logically set the stage for the hypothesis 'Space Cadet aired in the year 2000, and it depicted the adventures of a 21st century policeman.'
Slang's space cadet `an eccentric, especially one who is stuporous or out of touch with reality' evolved from  Tom Corbett, Space Cadet,  a 1950 television series depicting the adventures of a 24th-century cadet in the Solar Guides, the interplanetary police force keeping order in the Solar Alliance.###Space Cadet aired in the year 2000, and it depicted the adventures of a 21st century policeman.