The message of the song is to stop blacks from being copies and be original.
" Meanwhile the DEA teamed up with the CCA , they tryn'a lock niggas up They tryn'a make new slaves , see that's that private owned prison, get your piece today" refers to a problem in the country when authorities realized that they're locking up many blacks.
The mood that Kanye expresses in the song is anger.
I can understand why Kanye is angry because if everybody is doing something, others would try to join the trend.
The phrase, " new slaves " is to describe the black society , today.
" Meanwhile the DEA teamed up with the CCA , they tryn'a lock niggas up They tryn'a make new slaves , see that's that private owned prison, get your piece today" refers to a problem in the country when authorities realized that they're locking up many blacks.