SASL; South African Sign Language ; Language rights; Minderheitenrechte; Grundrechte; Base right; Pressefreiheit; Charta der Regional- und Minderheitssprachen in Europa; Universal Declaration of Linguistic Rights; Human rights ; Sprachenpolitik; Language management; Language politics ; Sprachattitüde; Linguizismus; Linguicism; Prestige; Sprachliche Unsicherheit; Linguistic insecurity ; Sprachbewahrung; Ethnolinguistic vitality; Vitality, ethnolinguistic; Sprachwechsel; Language shift; Heritage language; Language maintenance ; Kxoé; Xũ-Khwe; Khoe; San