If that no longer suffices it will be necessary to go to completely different principles, which involves more than a departure from the type of hull in current use.
Ukuba oku akwaneli kubalulekile ukuya ngokupheleleyo kwimithetho eyahlukeneyo, ezibandakanya ngaphezu kokunduluka ukusuka kuhlobo lwesiqu senqanawa olusetyenziswayo ngoku.