ZAMBIA Consumer Association (ZACA) Executive Secretary Juba Sakala says it is difficult for most citizens to use alternative sources of energy due to financial constraints. Last week, President Hakainde Hichilema said load shedding was an opportunity and that instead of crying, mourning and groaning, people should use it as a wakeup call to diversify the energy portfolio. But commenting on this in an interview, Tuesday, Sakala said citizens did not have the financial muscle to switch to other sources of energy. “It is not the first time we are hearing the call that people should start using other sources of energy, no. They have been saying it for a long time. You know, the other sources of energy have always...