I don't think racial slurs are Top Gear's primary appeal. They're just slipped in by the hosts (and clearly with the approval of the production team in some cir

I don't think racial slurs are Top Gear's primary appeal. They're just slipped in by the hosts (and clearly with the approval of the production team in some circumstances) as a (quite sinister) wink-and-nod to appear chummy with viewers who "think like them". It validates their behaviour and views.