'Not Paid Enough' is an instrumental version of the '7 minutes of madness mix' that Coldcut did of Eric B & Rakim's 'Paid in Full'. The remix was a huge hit but famously Coldcut were only paid £750 for doing it. Hence the bitter title of the above track.
Later, as if to rub salt in the wounds, Eric B & Rakim described the remix as 'girly disco music'