Although there has been considerable progress in the development of design and draughting systems in recent years there is still a great deal of work needed in this field.
Nangona kubekho inkqubela phambili wungeleka kakhulu kwinkqubela phambili yokuzotywa okunyo yokuzotywa okanye yokuyilwa kwakunye nemixokelelwano yobungakanani bokutshona kwenqanawa emanzini kwiminyaka yangoku kusekho umsebenzi ofuneka ngamandla kulo mmandla.