i$.$ If you do believe the success has$/$will replicate with Gen Z: What, if any, changes should be made to the Chase Sapphire Reserve card to make it appealing and maintain a sustainable competitive advantage $($SCA$)$ to Gen Z customers? Why such changes or why not any changes? Will such changes, if any, lead to the loss of SCA among millennials? Why or why not? Please also discuss any marketing strategies that help to maintain SCA among either one or both segments. $($Note: You may want to refer to your discussion on how competitors reacted and how Chase has itself positioned as well as the key trends you have discussed in terms of similarities and differences between Millennials and Gen Z$.)$