Let a company that produces household appliances consider acquiring a robotic center for painting the appliance surface with a total cost of $1 000 000. Taking the salary of the operator that maintains the center into account, as well as the salary of workers that must be replaced with it, and the expenses on the center maintenance, the company evaluates savings caused by the introduction of the center as $120 000 per annum. Question: is it worthy to spend S1 000 000 today in order to annually save $120 000 but in the future?