"one of Bob Marley's songs was about "kill da white people""

Which song is that?

"They listen to a Reggae/Rap infusion along the lines
of "Shaggy." "

Yep - it's called dancehall style. Sean Paul has had the most recent well known hits in that style.
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"I didn't care what she didn't 'low--I would boogie-woogie anyhow" John Lee Hooker