Because very often they weren't niave, some of the best defenders of the last 20 years have been African. It wouldn't be so bad it they'd ever called a different country it either but it was definitely only ever used for African defences, it was basically a "meme".
The world being far less racist than in the past is no reason to stop caring about racism though, when black students were first allowed into schools in the US the majority of people said they should just ignore the abuse and asaults bacause they'd already come far enough by being allowed into schools.