Hip hop was started by this guy Dj Kool Herc.
The thing is if we really compared music today to music a while ago it is way different because back then it was mostly dj's doing all the work and now it is mostly the singers singing.
Credits:
Created with images by PJaYOfficial - "Kanye West & Jay-Z | Watch The Throne Tour | Gelredome Arnhem, Netherlands | June 15" • Southbank Centre London - "Grandmaster Flash - James Lavelle's Meltdown Festival 2014"