PHOTO | SHUTTERSTOCK By KABUI MWANGI More by this Author A lawsuit filed in the US against tech giant Apple could potentially unlock more use options for iPhone customers. In the suit, the country’s Justice Department has accused Apple of monopolising the smartphone market and crushing competition by abusing its control of the iPhone app store to lock in customers and developers. The tech firm also stands accused of taking illegal steps to thwart apps seen as a threat and making rival products less appealing, claims that