Spend a little time with some lyrically dexterous artists, who rap fast but never loose.
Since hip-hop began, MCs have been out to one-up their rivals, so it's no surprise that the quest to be the world's fastest rapper is hard-fought.
Quickest doesn't necessarily mean best â€“ there are a host of rappers like Rebel XD and Crucified who hit incredible speeds but come off sounding like, well, gibberish.
But below we count down five rappers who have managed to combine speed with artistry. Hold on tight â€“ this will be over before you know it.