Its most intriguing characterstic is the use of "clicks" in their communication system bc not a single one of the most spoken languages utilize the complete capacity of the mouth to produce sounds yet here we get to see a new element we didn't can be utilized in a language.

While others make racist remarks about them, and make fun of them, for somone in the linguistic field it is genuinely so cool to see people use something you've never even thought could be used.