Kule minyaka engamashumi amabili edlule, sakhe amamitha-skwele angaphezu kwezigidi ezi-2 zezindawo zokugcina izithombo zezolimo ezihlakaniphile nezohwebo kumakhasimende aseYurophu, eMelika, e-Asia Ephakathi nezinye izifunda, ukubasiza bafinyelele umgomo wokwandisa ukukhiqiza nokunciphisa izindleko zokukhiqiza.